Home / 38,153.92-52,670.40-25,428.04

Finding the Fourth Proportional to 38,153.92, 52,670.40 and 25,428.04

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Solution

The fourth proportional to 38,153.92, 52,670.40 and 25,428.04 is: 35,102.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,153.92 : 52,670.40 = 25,428.04 : x
  2. Step 2: Convert to fraction form
    38,153.92/52,670.40 = 25,428.04/x
  3. Step 3: Cross multiply
    38,153.92x = 52,670.40 × 25,428.04
  4. Step 4: Simplify right side
    38,153.92x = 1,339,305,038.02
  5. Step 5: Solve for x
    x = 1,339,305,038.02/38,153.92
  6. Step 6: Final answer
    x = 35,102.69

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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.