Home / 39,447.72-59,172.12-11,368.26

Finding the Fourth Proportional to 39,447.72, 59,172.12 and 11,368.26

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Solution

The fourth proportional to 39,447.72, 59,172.12 and 11,368.26 is: 17,052.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,447.72 : 59,172.12 = 11,368.26 : x
  2. Step 2: Convert to fraction form
    39,447.72/59,172.12 = 11,368.26/x
  3. Step 3: Cross multiply
    39,447.72x = 59,172.12 × 11,368.26
  4. Step 4: Simplify right side
    39,447.72x = 672,684,044.91
  5. Step 5: Solve for x
    x = 672,684,044.91/39,447.72
  6. Step 6: Final answer
    x = 17,052.55

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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.