Home / 25,801.53-38,697.42-9,160.89

Finding the Fourth Proportional to 25,801.53, 38,697.42 and 9,160.89

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Solution

The fourth proportional to 25,801.53, 38,697.42 and 9,160.89 is: 13,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,801.53 : 38,697.42 = 9,160.89 : x
  2. Step 2: Convert to fraction form
    25,801.53/38,697.42 = 9,160.89/x
  3. Step 3: Cross multiply
    25,801.53x = 38,697.42 × 9,160.89
  4. Step 4: Simplify right side
    25,801.53x = 354,502,807.90
  5. Step 5: Solve for x
    x = 354,502,807.90/25,801.53
  6. Step 6: Final answer
    x = 13,739.60

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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.