Home / 52,217.84-72,058.54-28,343.90

Finding the Fourth Proportional to 52,217.84, 72,058.54 and 28,343.90

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Solution

The fourth proportional to 52,217.84, 72,058.54 and 28,343.90 is: 39,113.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,217.84 : 72,058.54 = 28,343.90 : x
  2. Step 2: Convert to fraction form
    52,217.84/72,058.54 = 28,343.90/x
  3. Step 3: Cross multiply
    52,217.84x = 72,058.54 × 28,343.90
  4. Step 4: Simplify right side
    52,217.84x = 2,042,420,051.91
  5. Step 5: Solve for x
    x = 2,042,420,051.91/52,217.84
  6. Step 6: Final answer
    x = 39,113.45

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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.