Home / 23,189.79-34,780.65-10,708.77

Finding the Fourth Proportional to 23,189.79, 34,780.65 and 10,708.77

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Solution

The fourth proportional to 23,189.79, 34,780.65 and 10,708.77 is: 16,061.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189.79 : 34,780.65 = 10,708.77 : x
  2. Step 2: Convert to fraction form
    23,189.79/34,780.65 = 10,708.77/x
  3. Step 3: Cross multiply
    23,189.79x = 34,780.65 × 10,708.77
  4. Step 4: Simplify right side
    23,189.79x = 372,457,981.30
  5. Step 5: Solve for x
    x = 372,457,981.30/23,189.79
  6. Step 6: Final answer
    x = 16,061.29

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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.