Home / 22,675.85-31,281.78-19,526.57

Finding the Fourth Proportional to 22,675.85, 31,281.78 and 19,526.57

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Solution

The fourth proportional to 22,675.85, 31,281.78 and 19,526.57 is: 26,937.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,675.85 : 31,281.78 = 19,526.57 : x
  2. Step 2: Convert to fraction form
    22,675.85/31,281.78 = 19,526.57/x
  3. Step 3: Cross multiply
    22,675.85x = 31,281.78 × 19,526.57
  4. Step 4: Simplify right side
    22,675.85x = 610,825,612.85
  5. Step 5: Solve for x
    x = 610,825,612.85/22,675.85
  6. Step 6: Final answer
    x = 26,937.28

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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.