Home / 39,265-58,916.40-19,545.28

Finding the Fourth Proportional to 39,265, 58,916.40 and 19,545.28

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Solution

The fourth proportional to 39,265, 58,916.40 and 19,545.28 is: 29,327.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,265 : 58,916.40 = 19,545.28 : x
  2. Step 2: Convert to fraction form
    39,265/58,916.40 = 19,545.28/x
  3. Step 3: Cross multiply
    39,265x = 58,916.40 × 19,545.28
  4. Step 4: Simplify right side
    39,265x = 1,151,537,534.59
  5. Step 5: Solve for x
    x = 1,151,537,534.59/39,265
  6. Step 6: Final answer
    x = 29,327.33

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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.