Home / 15,964.02-23,948.60-5,434.70

Finding the Fourth Proportional to 15,964.02, 23,948.60 and 5,434.70

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Solution

The fourth proportional to 15,964.02, 23,948.60 and 5,434.70 is: 8,152.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.02 : 23,948.60 = 5,434.70 : x
  2. Step 2: Convert to fraction form
    15,964.02/23,948.60 = 5,434.70/x
  3. Step 3: Cross multiply
    15,964.02x = 23,948.60 × 5,434.70
  4. Step 4: Simplify right side
    15,964.02x = 130,153,309.50
  5. Step 5: Solve for x
    x = 130,153,309.50/15,964.02
  6. Step 6: Final answer
    x = 8,152.92

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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.