Home / 39,366.77-59,032.38-11,280.39

Finding the Fourth Proportional to 39,366.77, 59,032.38 and 11,280.39

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Solution

The fourth proportional to 39,366.77, 59,032.38 and 11,280.39 is: 16,915.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366.77 : 59,032.38 = 11,280.39 : x
  2. Step 2: Convert to fraction form
    39,366.77/59,032.38 = 11,280.39/x
  3. Step 3: Cross multiply
    39,366.77x = 59,032.38 × 11,280.39
  4. Step 4: Simplify right side
    39,366.77x = 665,908,269.03
  5. Step 5: Solve for x
    x = 665,908,269.03/39,366.77
  6. Step 6: Final answer
    x = 16,915.49

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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.