Home / 28,377.45-42,592.41-14,347.35

Finding the Fourth Proportional to 28,377.45, 42,592.41 and 14,347.35

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Solution

The fourth proportional to 28,377.45, 42,592.41 and 14,347.35 is: 21,534.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,377.45 : 42,592.41 = 14,347.35 : x
  2. Step 2: Convert to fraction form
    28,377.45/42,592.41 = 14,347.35/x
  3. Step 3: Cross multiply
    28,377.45x = 42,592.41 × 14,347.35
  4. Step 4: Simplify right side
    28,377.45x = 611,088,213.61
  5. Step 5: Solve for x
    x = 611,088,213.61/28,377.45
  6. Step 6: Final answer
    x = 21,534.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.