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Finding the Fourth Proportional to 25,776.95, 35,572.17 and 14,598.95

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Solution

The fourth proportional to 25,776.95, 35,572.17 and 14,598.95 is: 20,146.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,776.95 : 35,572.17 = 14,598.95 : x
  2. Step 2: Convert to fraction form
    25,776.95/35,572.17 = 14,598.95/x
  3. Step 3: Cross multiply
    25,776.95x = 35,572.17 × 14,598.95
  4. Step 4: Simplify right side
    25,776.95x = 519,316,153.36
  5. Step 5: Solve for x
    x = 519,316,153.36/25,776.95
  6. Step 6: Final answer
    x = 20,146.54

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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.