Home / 13,050.10-19,555.71-7,495.12

Finding the Fourth Proportional to 13,050.10, 19,555.71 and 7,495.12

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Solution

The fourth proportional to 13,050.10, 19,555.71 and 7,495.12 is: 11,231.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050.10 : 19,555.71 = 7,495.12 : x
  2. Step 2: Convert to fraction form
    13,050.10/19,555.71 = 7,495.12/x
  3. Step 3: Cross multiply
    13,050.10x = 19,555.71 × 7,495.12
  4. Step 4: Simplify right side
    13,050.10x = 146,572,393.14
  5. Step 5: Solve for x
    x = 146,572,393.14/13,050.10
  6. Step 6: Final answer
    x = 11,231.51

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.