Home / 25,723.04-38,588-9,079.20

Finding the Fourth Proportional to 25,723.04, 38,588 and 9,079.20

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Solution

The fourth proportional to 25,723.04, 38,588 and 9,079.20 is: 13,620.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,723.04 : 38,588 = 9,079.20 : x
  2. Step 2: Convert to fraction form
    25,723.04/38,588 = 9,079.20/x
  3. Step 3: Cross multiply
    25,723.04x = 38,588 × 9,079.20
  4. Step 4: Simplify right side
    25,723.04x = 350,348,169.60
  5. Step 5: Solve for x
    x = 350,348,169.60/25,723.04
  6. Step 6: Final answer
    x = 13,620.01

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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.