Home / 20,832.04-31,248.15-5,037.05

Finding the Fourth Proportional to 20,832.04, 31,248.15 and 5,037.05

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Solution

The fourth proportional to 20,832.04, 31,248.15 and 5,037.05 is: 7,555.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,832.04 : 31,248.15 = 5,037.05 : x
  2. Step 2: Convert to fraction form
    20,832.04/31,248.15 = 5,037.05/x
  3. Step 3: Cross multiply
    20,832.04x = 31,248.15 × 5,037.05
  4. Step 4: Simplify right side
    20,832.04x = 157,398,312.53
  5. Step 5: Solve for x
    x = 157,398,312.53/20,832.04
  6. Step 6: Final answer
    x = 7,555.59

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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.