Home / 38,721.05-58,069.25-26,320.76

Finding the Fourth Proportional to 38,721.05, 58,069.25 and 26,320.76

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Solution

The fourth proportional to 38,721.05, 58,069.25 and 26,320.76 is: 39,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,721.05 : 58,069.25 = 26,320.76 : x
  2. Step 2: Convert to fraction form
    38,721.05/58,069.25 = 26,320.76/x
  3. Step 3: Cross multiply
    38,721.05x = 58,069.25 × 26,320.76
  4. Step 4: Simplify right side
    38,721.05x = 1,528,426,792.63
  5. Step 5: Solve for x
    x = 1,528,426,792.63/38,721.05
  6. Step 6: Final answer
    x = 39,472.76

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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.