Home / 13,317.52-19,957.42-7,397.04

Finding the Fourth Proportional to 13,317.52, 19,957.42 and 7,397.04

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Solution

The fourth proportional to 13,317.52, 19,957.42 and 7,397.04 is: 11,085.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317.52 : 19,957.42 = 7,397.04 : x
  2. Step 2: Convert to fraction form
    13,317.52/19,957.42 = 7,397.04/x
  3. Step 3: Cross multiply
    13,317.52x = 19,957.42 × 7,397.04
  4. Step 4: Simplify right side
    13,317.52x = 147,625,834.04
  5. Step 5: Solve for x
    x = 147,625,834.04/13,317.52
  6. Step 6: Final answer
    x = 11,085.08

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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.