Home / 24,692.18-34,048.05-15,729.62

Finding the Fourth Proportional to 24,692.18, 34,048.05 and 15,729.62

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Solution

The fourth proportional to 24,692.18, 34,048.05 and 15,729.62 is: 21,689.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,692.18 : 34,048.05 = 15,729.62 : x
  2. Step 2: Convert to fraction form
    24,692.18/34,048.05 = 15,729.62/x
  3. Step 3: Cross multiply
    24,692.18x = 34,048.05 × 15,729.62
  4. Step 4: Simplify right side
    24,692.18x = 535,562,888.24
  5. Step 5: Solve for x
    x = 535,562,888.24/24,692.18
  6. Step 6: Final answer
    x = 21,689.57

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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.