Home / 37,488.12-51,733.88-20,492.16

Finding the Fourth Proportional to 37,488.12, 51,733.88 and 20,492.16

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Solution

The fourth proportional to 37,488.12, 51,733.88 and 20,492.16 is: 28,279.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,488.12 : 51,733.88 = 20,492.16 : x
  2. Step 2: Convert to fraction form
    37,488.12/51,733.88 = 20,492.16/x
  3. Step 3: Cross multiply
    37,488.12x = 51,733.88 × 20,492.16
  4. Step 4: Simplify right side
    37,488.12x = 1,060,138,946.38
  5. Step 5: Solve for x
    x = 1,060,138,946.38/37,488.12
  6. Step 6: Final answer
    x = 28,279.33

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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.