Home / 37,354.57-51,547.49-20,358.78

Finding the Fourth Proportional to 37,354.57, 51,547.49 and 20,358.78

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Solution

The fourth proportional to 37,354.57, 51,547.49 and 20,358.78 is: 28,094.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,354.57 : 51,547.49 = 20,358.78 : x
  2. Step 2: Convert to fraction form
    37,354.57/51,547.49 = 20,358.78/x
  3. Step 3: Cross multiply
    37,354.57x = 51,547.49 × 20,358.78
  4. Step 4: Simplify right side
    37,354.57x = 1,049,443,789.71
  5. Step 5: Solve for x
    x = 1,049,443,789.71/37,354.57
  6. Step 6: Final answer
    x = 28,094.12

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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.