Home / 25,350.40-34,985.28-14,170.24

Finding the Fourth Proportional to 25,350.40, 34,985.28 and 14,170.24

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Solution

The fourth proportional to 25,350.40, 34,985.28 and 14,170.24 is: 19,555.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,350.40 : 34,985.28 = 14,170.24 : x
  2. Step 2: Convert to fraction form
    25,350.40/34,985.28 = 14,170.24/x
  3. Step 3: Cross multiply
    25,350.40x = 34,985.28 × 14,170.24
  4. Step 4: Simplify right side
    25,350.40x = 495,749,814.07
  5. Step 5: Solve for x
    x = 495,749,814.07/25,350.40
  6. Step 6: Final answer
    x = 19,555.90

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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.