Home / 13,014.10-19,521.36-4,700.08

Finding the Fourth Proportional to 13,014.10, 19,521.36 and 4,700.08

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Solution

The fourth proportional to 13,014.10, 19,521.36 and 4,700.08 is: 7,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014.10 : 19,521.36 = 4,700.08 : x
  2. Step 2: Convert to fraction form
    13,014.10/19,521.36 = 4,700.08/x
  3. Step 3: Cross multiply
    13,014.10x = 19,521.36 × 4,700.08
  4. Step 4: Simplify right side
    13,014.10x = 91,751,953.71
  5. Step 5: Solve for x
    x = 91,751,953.71/13,014.10
  6. Step 6: Final answer
    x = 7,050.20

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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.