Home / 38,721.40-58,041-24,637.12

Finding the Fourth Proportional to 38,721.40, 58,041 and 24,637.12

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Solution

The fourth proportional to 38,721.40, 58,041 and 24,637.12 is: 36,929.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,721.40 : 58,041 = 24,637.12 : x
  2. Step 2: Convert to fraction form
    38,721.40/58,041 = 24,637.12/x
  3. Step 3: Cross multiply
    38,721.40x = 58,041 × 24,637.12
  4. Step 4: Simplify right side
    38,721.40x = 1,429,963,081.92
  5. Step 5: Solve for x
    x = 1,429,963,081.92/38,721.40
  6. Step 6: Final answer
    x = 36,929.53

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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.