Home / 45,340.10-62,544.69-28,956.74

Finding the Fourth Proportional to 45,340.10, 62,544.69 and 28,956.74

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Solution

The fourth proportional to 45,340.10, 62,544.69 and 28,956.74 is: 39,944.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,340.10 : 62,544.69 = 28,956.74 : x
  2. Step 2: Convert to fraction form
    45,340.10/62,544.69 = 28,956.74/x
  3. Step 3: Cross multiply
    45,340.10x = 62,544.69 × 28,956.74
  4. Step 4: Simplify right side
    45,340.10x = 1,811,090,326.71
  5. Step 5: Solve for x
    x = 1,811,090,326.71/45,340.10
  6. Step 6: Final answer
    x = 39,944.56

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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.