Home / 28,011.15-42,024.42-14,685.03

Finding the Fourth Proportional to 28,011.15, 42,024.42 and 14,685.03

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Solution

The fourth proportional to 28,011.15, 42,024.42 and 14,685.03 is: 22,031.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,011.15 : 42,024.42 = 14,685.03 : x
  2. Step 2: Convert to fraction form
    28,011.15/42,024.42 = 14,685.03/x
  3. Step 3: Cross multiply
    28,011.15x = 42,024.42 × 14,685.03
  4. Step 4: Simplify right side
    28,011.15x = 617,129,868.43
  5. Step 5: Solve for x
    x = 617,129,868.43/28,011.15
  6. Step 6: Final answer
    x = 22,031.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.