Home / 25,742.38-35,526.07-14,987.47

Finding the Fourth Proportional to 25,742.38, 35,526.07 and 14,987.47

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Solution

The fourth proportional to 25,742.38, 35,526.07 and 14,987.47 is: 20,683.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,742.38 : 35,526.07 = 14,987.47 : x
  2. Step 2: Convert to fraction form
    25,742.38/35,526.07 = 14,987.47/x
  3. Step 3: Cross multiply
    25,742.38x = 35,526.07 × 14,987.47
  4. Step 4: Simplify right side
    25,742.38x = 532,445,908.34
  5. Step 5: Solve for x
    x = 532,445,908.34/25,742.38
  6. Step 6: Final answer
    x = 20,683.63

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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.