Home / 28,232.42-42,341.79-9,507.62

Finding the Fourth Proportional to 28,232.42, 42,341.79 and 9,507.62

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Solution

The fourth proportional to 28,232.42, 42,341.79 and 9,507.62 is: 14,259.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232.42 : 42,341.79 = 9,507.62 : x
  2. Step 2: Convert to fraction form
    28,232.42/42,341.79 = 9,507.62/x
  3. Step 3: Cross multiply
    28,232.42x = 42,341.79 × 9,507.62
  4. Step 4: Simplify right side
    28,232.42x = 402,569,649.44
  5. Step 5: Solve for x
    x = 402,569,649.44/28,232.42
  6. Step 6: Final answer
    x = 14,259.13

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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.