Home / 28,110.64-42,153.57-14,959.88

Finding the Fourth Proportional to 28,110.64, 42,153.57 and 14,959.88

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Solution

The fourth proportional to 28,110.64, 42,153.57 and 14,959.88 is: 22,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,110.64 : 42,153.57 = 14,959.88 : x
  2. Step 2: Convert to fraction form
    28,110.64/42,153.57 = 14,959.88/x
  3. Step 3: Cross multiply
    28,110.64x = 42,153.57 × 14,959.88
  4. Step 4: Simplify right side
    28,110.64x = 630,612,348.77
  5. Step 5: Solve for x
    x = 630,612,348.77/28,110.64
  6. Step 6: Final answer
    x = 22,433.23

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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.