Home / 52,432.44-78,570.89-38,513.40

Finding the Fourth Proportional to 52,432.44, 78,570.89 and 38,513.40

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Solution

The fourth proportional to 52,432.44, 78,570.89 and 38,513.40 is: 57,712.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,432.44 : 78,570.89 = 38,513.40 : x
  2. Step 2: Convert to fraction form
    52,432.44/78,570.89 = 38,513.40/x
  3. Step 3: Cross multiply
    52,432.44x = 78,570.89 × 38,513.40
  4. Step 4: Simplify right side
    52,432.44x = 3,026,031,922.36
  5. Step 5: Solve for x
    x = 3,026,031,922.36/52,432.44
  6. Step 6: Final answer
    x = 57,712.97

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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.