Home / 13,045.14-19,552.70-5,642.16

Finding the Fourth Proportional to 13,045.14, 19,552.70 and 5,642.16

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Solution

The fourth proportional to 13,045.14, 19,552.70 and 5,642.16 is: 8,456.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,045.14 : 19,552.70 = 5,642.16 : x
  2. Step 2: Convert to fraction form
    13,045.14/19,552.70 = 5,642.16/x
  3. Step 3: Cross multiply
    13,045.14x = 19,552.70 × 5,642.16
  4. Step 4: Simplify right side
    13,045.14x = 110,319,461.83
  5. Step 5: Solve for x
    x = 110,319,461.83/13,045.14
  6. Step 6: Final answer
    x = 8,456.75

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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.