Home / 25,743.38-35,527.45-14,988.47

Finding the Fourth Proportional to 25,743.38, 35,527.45 and 14,988.47

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Solution

The fourth proportional to 25,743.38, 35,527.45 and 14,988.47 is: 20,685.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,743.38 : 35,527.45 = 14,988.47 : x
  2. Step 2: Convert to fraction form
    25,743.38/35,527.45 = 14,988.47/x
  3. Step 3: Cross multiply
    25,743.38x = 35,527.45 × 14,988.47
  4. Step 4: Simplify right side
    25,743.38x = 532,502,118.50
  5. Step 5: Solve for x
    x = 532,502,118.50/25,743.38
  6. Step 6: Final answer
    x = 20,685.01

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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.