Home / 39,663.64-59,477-14,702.68

Finding the Fourth Proportional to 39,663.64, 59,477 and 14,702.68

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Solution

The fourth proportional to 39,663.64, 59,477 and 14,702.68 is: 22,047.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,663.64 : 59,477 = 14,702.68 : x
  2. Step 2: Convert to fraction form
    39,663.64/59,477 = 14,702.68/x
  3. Step 3: Cross multiply
    39,663.64x = 59,477 × 14,702.68
  4. Step 4: Simplify right side
    39,663.64x = 874,471,298.36
  5. Step 5: Solve for x
    x = 874,471,298.36/39,663.64
  6. Step 6: Final answer
    x = 22,047.18

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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.