Home / 25,247.70-34,841.81-14,643.47

Finding the Fourth Proportional to 25,247.70, 34,841.81 and 14,643.47

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Solution

The fourth proportional to 25,247.70, 34,841.81 and 14,643.47 is: 20,207.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,247.70 : 34,841.81 = 14,643.47 : x
  2. Step 2: Convert to fraction form
    25,247.70/34,841.81 = 14,643.47/x
  3. Step 3: Cross multiply
    25,247.70x = 34,841.81 × 14,643.47
  4. Step 4: Simplify right side
    25,247.70x = 510,205,123.19
  5. Step 5: Solve for x
    x = 510,205,123.19/25,247.70
  6. Step 6: Final answer
    x = 20,207.98

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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.