Home / 22,898.16-31,576.23-15,343.29

Finding the Fourth Proportional to 22,898.16, 31,576.23 and 15,343.29

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Solution

The fourth proportional to 22,898.16, 31,576.23 and 15,343.29 is: 21,158.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,898.16 : 31,576.23 = 15,343.29 : x
  2. Step 2: Convert to fraction form
    22,898.16/31,576.23 = 15,343.29/x
  3. Step 3: Cross multiply
    22,898.16x = 31,576.23 × 15,343.29
  4. Step 4: Simplify right side
    22,898.16x = 484,483,254.00
  5. Step 5: Solve for x
    x = 484,483,254.00/22,898.16
  6. Step 6: Final answer
    x = 21,158.17

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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.