Home / 25,636.47-35,378.40-14,306.44

Finding the Fourth Proportional to 25,636.47, 35,378.40 and 14,306.44

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Solution

The fourth proportional to 25,636.47, 35,378.40 and 14,306.44 is: 19,742.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,636.47 : 35,378.40 = 14,306.44 : x
  2. Step 2: Convert to fraction form
    25,636.47/35,378.40 = 14,306.44/x
  3. Step 3: Cross multiply
    25,636.47x = 35,378.40 × 14,306.44
  4. Step 4: Simplify right side
    25,636.47x = 506,138,988.43
  5. Step 5: Solve for x
    x = 506,138,988.43/25,636.47
  6. Step 6: Final answer
    x = 19,742.93

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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.