Home / 25,459.80-35,136.48-14,707.92

Finding the Fourth Proportional to 25,459.80, 35,136.48 and 14,707.92

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Solution

The fourth proportional to 25,459.80, 35,136.48 and 14,707.92 is: 20,298.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,459.80 : 35,136.48 = 14,707.92 : x
  2. Step 2: Convert to fraction form
    25,459.80/35,136.48 = 14,707.92/x
  3. Step 3: Cross multiply
    25,459.80x = 35,136.48 × 14,707.92
  4. Step 4: Simplify right side
    25,459.80x = 516,784,536.92
  5. Step 5: Solve for x
    x = 516,784,536.92/25,459.80
  6. Step 6: Final answer
    x = 20,298.06

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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.