Home / 22,715.05-31,333.48-14,762.57

Finding the Fourth Proportional to 22,715.05, 31,333.48 and 14,762.57

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Solution

The fourth proportional to 22,715.05, 31,333.48 and 14,762.57 is: 20,363.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,715.05 : 31,333.48 = 14,762.57 : x
  2. Step 2: Convert to fraction form
    22,715.05/31,333.48 = 14,762.57/x
  3. Step 3: Cross multiply
    22,715.05x = 31,333.48 × 14,762.57
  4. Step 4: Simplify right side
    22,715.05x = 462,562,691.84
  5. Step 5: Solve for x
    x = 462,562,691.84/22,715.05
  6. Step 6: Final answer
    x = 20,363.71

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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.