Home / 23,279.70-34,928.90-10,635.45

Finding the Fourth Proportional to 23,279.70, 34,928.90 and 10,635.45

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Solution

The fourth proportional to 23,279.70, 34,928.90 and 10,635.45 is: 15,957.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,279.70 : 34,928.90 = 10,635.45 : x
  2. Step 2: Convert to fraction form
    23,279.70/34,928.90 = 10,635.45/x
  3. Step 3: Cross multiply
    23,279.70x = 34,928.90 × 10,635.45
  4. Step 4: Simplify right side
    23,279.70x = 371,484,569.51
  5. Step 5: Solve for x
    x = 371,484,569.51/23,279.70
  6. Step 6: Final answer
    x = 15,957.45

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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.