Home / 25,875.75-35,708.54-14,699.91

Finding the Fourth Proportional to 25,875.75, 35,708.54 and 14,699.91

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Solution

The fourth proportional to 25,875.75, 35,708.54 and 14,699.91 is: 20,285.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,875.75 : 35,708.54 = 14,699.91 : x
  2. Step 2: Convert to fraction form
    25,875.75/35,708.54 = 14,699.91/x
  3. Step 3: Cross multiply
    25,875.75x = 35,708.54 × 14,699.91
  4. Step 4: Simplify right side
    25,875.75x = 524,912,250.73
  5. Step 5: Solve for x
    x = 524,912,250.73/25,875.75
  6. Step 6: Final answer
    x = 20,285.88

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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.