Home / 15,547.49-23,321.52-5,686.76

Finding the Fourth Proportional to 15,547.49, 23,321.52 and 5,686.76

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Solution

The fourth proportional to 15,547.49, 23,321.52 and 5,686.76 is: 8,530.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547.49 : 23,321.52 = 5,686.76 : x
  2. Step 2: Convert to fraction form
    15,547.49/23,321.52 = 5,686.76/x
  3. Step 3: Cross multiply
    15,547.49x = 23,321.52 × 5,686.76
  4. Step 4: Simplify right side
    15,547.49x = 132,623,887.08
  5. Step 5: Solve for x
    x = 132,623,887.08/15,547.49
  6. Step 6: Final answer
    x = 8,530.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.