Home / 25,543.60-35,243.28-14,935.84

Finding the Fourth Proportional to 25,543.60, 35,243.28 and 14,935.84

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Solution

The fourth proportional to 25,543.60, 35,243.28 and 14,935.84 is: 20,607.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,543.60 : 35,243.28 = 14,935.84 : x
  2. Step 2: Convert to fraction form
    25,543.60/35,243.28 = 14,935.84/x
  3. Step 3: Cross multiply
    25,543.60x = 35,243.28 × 14,935.84
  4. Step 4: Simplify right side
    25,543.60x = 526,387,991.16
  5. Step 5: Solve for x
    x = 526,387,991.16/25,543.60
  6. Step 6: Final answer
    x = 20,607.43

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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.