Home / 25,663.20-35,426.02-15,594.88

Finding the Fourth Proportional to 25,663.20, 35,426.02 and 15,594.88

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Solution

The fourth proportional to 25,663.20, 35,426.02 and 15,594.88 is: 21,527.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,663.20 : 35,426.02 = 15,594.88 : x
  2. Step 2: Convert to fraction form
    25,663.20/35,426.02 = 15,594.88/x
  3. Step 3: Cross multiply
    25,663.20x = 35,426.02 × 15,594.88
  4. Step 4: Simplify right side
    25,663.20x = 552,464,520.82
  5. Step 5: Solve for x
    x = 552,464,520.82/25,663.20
  6. Step 6: Final answer
    x = 21,527.50

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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.