Home / 25,750.61-35,531.85-14,420.59

Finding the Fourth Proportional to 25,750.61, 35,531.85 and 14,420.59

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Solution

The fourth proportional to 25,750.61, 35,531.85 and 14,420.59 is: 19,898.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,750.61 : 35,531.85 = 14,420.59 : x
  2. Step 2: Convert to fraction form
    25,750.61/35,531.85 = 14,420.59/x
  3. Step 3: Cross multiply
    25,750.61x = 35,531.85 × 14,420.59
  4. Step 4: Simplify right side
    25,750.61x = 512,390,206.04
  5. Step 5: Solve for x
    x = 512,390,206.04/25,750.61
  6. Step 6: Final answer
    x = 19,898.17

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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.