Home / 22,868.24-31,559.04-13,307.36

Finding the Fourth Proportional to 22,868.24, 31,559.04 and 13,307.36

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Solution

The fourth proportional to 22,868.24, 31,559.04 and 13,307.36 is: 18,364.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,868.24 : 31,559.04 = 13,307.36 : x
  2. Step 2: Convert to fraction form
    22,868.24/31,559.04 = 13,307.36/x
  3. Step 3: Cross multiply
    22,868.24x = 31,559.04 × 13,307.36
  4. Step 4: Simplify right side
    22,868.24x = 419,967,506.53
  5. Step 5: Solve for x
    x = 419,967,506.53/22,868.24
  6. Step 6: Final answer
    x = 18,364.66

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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.