Home / 45,547.28-62,884.49-28,574.79

Finding the Fourth Proportional to 45,547.28, 62,884.49 and 28,574.79

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Solution

The fourth proportional to 45,547.28, 62,884.49 and 28,574.79 is: 39,451.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,547.28 : 62,884.49 = 28,574.79 : x
  2. Step 2: Convert to fraction form
    45,547.28/62,884.49 = 28,574.79/x
  3. Step 3: Cross multiply
    45,547.28x = 62,884.49 × 28,574.79
  4. Step 4: Simplify right side
    45,547.28x = 1,796,910,953.13
  5. Step 5: Solve for x
    x = 1,796,910,953.13/45,547.28
  6. Step 6: Final answer
    x = 39,451.56

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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.