Home / 41,312.64-57,011.40-22,449.72

Finding the Fourth Proportional to 41,312.64, 57,011.40 and 22,449.72

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Solution

The fourth proportional to 41,312.64, 57,011.40 and 22,449.72 is: 30,980.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,312.64 : 57,011.40 = 22,449.72 : x
  2. Step 2: Convert to fraction form
    41,312.64/57,011.40 = 22,449.72/x
  3. Step 3: Cross multiply
    41,312.64x = 57,011.40 × 22,449.72
  4. Step 4: Simplify right side
    41,312.64x = 1,279,889,966.81
  5. Step 5: Solve for x
    x = 1,279,889,966.81/41,312.64
  6. Step 6: Final answer
    x = 30,980.59

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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.