Home / 28,832.48-43,248.45-9,111.03

Finding the Fourth Proportional to 28,832.48, 43,248.45 and 9,111.03

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Solution

The fourth proportional to 28,832.48, 43,248.45 and 9,111.03 is: 13,666.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,832.48 : 43,248.45 = 9,111.03 : x
  2. Step 2: Convert to fraction form
    28,832.48/43,248.45 = 9,111.03/x
  3. Step 3: Cross multiply
    28,832.48x = 43,248.45 × 9,111.03
  4. Step 4: Simplify right side
    28,832.48x = 394,037,925.40
  5. Step 5: Solve for x
    x = 394,037,925.40/28,832.48
  6. Step 6: Final answer
    x = 13,666.46

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Similar ratio
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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.