Home / 15,510.51-23,266.20-5,657.15

Finding the Fourth Proportional to 15,510.51, 23,266.20 and 5,657.15

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Solution

The fourth proportional to 15,510.51, 23,266.20 and 5,657.15 is: 8,485.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,510.51 : 23,266.20 = 5,657.15 : x
  2. Step 2: Convert to fraction form
    15,510.51/23,266.20 = 5,657.15/x
  3. Step 3: Cross multiply
    15,510.51x = 23,266.20 × 5,657.15
  4. Step 4: Simplify right side
    15,510.51x = 131,620,267.00
  5. Step 5: Solve for x
    x = 131,620,267.00/15,510.51
  6. Step 6: Final answer
    x = 8,485.88

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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.