Home / 25,485.17-35,170.38-14,154.80

Finding the Fourth Proportional to 25,485.17, 35,170.38 and 14,154.80

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Solution

The fourth proportional to 25,485.17, 35,170.38 and 14,154.80 is: 19,534.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,485.17 : 35,170.38 = 14,154.80 : x
  2. Step 2: Convert to fraction form
    25,485.17/35,170.38 = 14,154.80/x
  3. Step 3: Cross multiply
    25,485.17x = 35,170.38 × 14,154.80
  4. Step 4: Simplify right side
    25,485.17x = 497,829,518.97
  5. Step 5: Solve for x
    x = 497,829,518.97/25,485.17
  6. Step 6: Final answer
    x = 19,534.09

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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.