Home / 22,545.36-31,099.02-14,888.70

Finding the Fourth Proportional to 22,545.36, 31,099.02 and 14,888.70

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Solution

The fourth proportional to 22,545.36, 31,099.02 and 14,888.70 is: 20,537.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,545.36 : 31,099.02 = 14,888.70 : x
  2. Step 2: Convert to fraction form
    22,545.36/31,099.02 = 14,888.70/x
  3. Step 3: Cross multiply
    22,545.36x = 31,099.02 × 14,888.70
  4. Step 4: Simplify right side
    22,545.36x = 463,023,749.14
  5. Step 5: Solve for x
    x = 463,023,749.14/22,545.36
  6. Step 6: Final answer
    x = 20,537.43

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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.