Home / 22,599.18-31,187.67-13,644.94

Finding the Fourth Proportional to 22,599.18, 31,187.67 and 13,644.94

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Solution

The fourth proportional to 22,599.18, 31,187.67 and 13,644.94 is: 18,830.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,599.18 : 31,187.67 = 13,644.94 : x
  2. Step 2: Convert to fraction form
    22,599.18/31,187.67 = 13,644.94/x
  3. Step 3: Cross multiply
    22,599.18x = 31,187.67 × 13,644.94
  4. Step 4: Simplify right side
    22,599.18x = 425,553,885.89
  5. Step 5: Solve for x
    x = 425,553,885.89/22,599.18
  6. Step 6: Final answer
    x = 18,830.50

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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.