Home / 15,549.04-23,315.64-5,685.76

Finding the Fourth Proportional to 15,549.04, 23,315.64 and 5,685.76

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Solution

The fourth proportional to 15,549.04, 23,315.64 and 5,685.76 is: 8,525.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549.04 : 23,315.64 = 5,685.76 : x
  2. Step 2: Convert to fraction form
    15,549.04/23,315.64 = 5,685.76/x
  3. Step 3: Cross multiply
    15,549.04x = 23,315.64 × 5,685.76
  4. Step 4: Simplify right side
    15,549.04x = 132,567,133.29
  5. Step 5: Solve for x
    x = 132,567,133.29/15,549.04
  6. Step 6: Final answer
    x = 8,525.74

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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.