Home / 25,353.84-34,988.40-14,175.84

Finding the Fourth Proportional to 25,353.84, 34,988.40 and 14,175.84

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Solution

The fourth proportional to 25,353.84, 34,988.40 and 14,175.84 is: 19,562.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,353.84 : 34,988.40 = 14,175.84 : x
  2. Step 2: Convert to fraction form
    25,353.84/34,988.40 = 14,175.84/x
  3. Step 3: Cross multiply
    25,353.84x = 34,988.40 × 14,175.84
  4. Step 4: Simplify right side
    25,353.84x = 495,989,960.26
  5. Step 5: Solve for x
    x = 495,989,960.26/25,353.84
  6. Step 6: Final answer
    x = 19,562.72

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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.