Home / 25,717.34-35,493.21-14,387.46

Finding the Fourth Proportional to 25,717.34, 35,493.21 and 14,387.46

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Solution

The fourth proportional to 25,717.34, 35,493.21 and 14,387.46 is: 19,856.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,717.34 : 35,493.21 = 14,387.46 : x
  2. Step 2: Convert to fraction form
    25,717.34/35,493.21 = 14,387.46/x
  3. Step 3: Cross multiply
    25,717.34x = 35,493.21 × 14,387.46
  4. Step 4: Simplify right side
    25,717.34x = 510,657,139.15
  5. Step 5: Solve for x
    x = 510,657,139.15/25,717.34
  6. Step 6: Final answer
    x = 19,856.53

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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.