Home / 63,428.20-87,529.93-34,747.62

Finding the Fourth Proportional to 63,428.20, 87,529.93 and 34,747.62

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Solution

The fourth proportional to 63,428.20, 87,529.93 and 34,747.62 is: 47,951.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,428.20 : 87,529.93 = 34,747.62 : x
  2. Step 2: Convert to fraction form
    63,428.20/87,529.93 = 34,747.62/x
  3. Step 3: Cross multiply
    63,428.20x = 87,529.93 × 34,747.62
  4. Step 4: Simplify right side
    63,428.20x = 3,041,456,746.27
  5. Step 5: Solve for x
    x = 3,041,456,746.27/63,428.20
  6. Step 6: Final answer
    x = 47,951.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.