Home / 42,253.53-58,309.78-23,390.65

Finding the Fourth Proportional to 42,253.53, 58,309.78 and 23,390.65

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Solution

The fourth proportional to 42,253.53, 58,309.78 and 23,390.65 is: 32,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,253.53 : 58,309.78 = 23,390.65 : x
  2. Step 2: Convert to fraction form
    42,253.53/58,309.78 = 23,390.65/x
  3. Step 3: Cross multiply
    42,253.53x = 58,309.78 × 23,390.65
  4. Step 4: Simplify right side
    42,253.53x = 1,363,903,655.56
  5. Step 5: Solve for x
    x = 1,363,903,655.56/42,253.53
  6. Step 6: Final answer
    x = 32,279.05

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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.