Home / 25,633.72-35,373.18-14,455

Finding the Fourth Proportional to 25,633.72, 35,373.18 and 14,455

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Solution

The fourth proportional to 25,633.72, 35,373.18 and 14,455 is: 19,947.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,633.72 : 35,373.18 = 14,455 : x
  2. Step 2: Convert to fraction form
    25,633.72/35,373.18 = 14,455/x
  3. Step 3: Cross multiply
    25,633.72x = 35,373.18 × 14,455
  4. Step 4: Simplify right side
    25,633.72x = 511,319,316.90
  5. Step 5: Solve for x
    x = 511,319,316.90/25,633.72
  6. Step 6: Final answer
    x = 19,947.14

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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.