Home / 29,038.42-40,070.61-16,289.83

Finding the Fourth Proportional to 29,038.42, 40,070.61 and 16,289.83

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Solution

The fourth proportional to 29,038.42, 40,070.61 and 16,289.83 is: 22,478.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,038.42 : 40,070.61 = 16,289.83 : x
  2. Step 2: Convert to fraction form
    29,038.42/40,070.61 = 16,289.83/x
  3. Step 3: Cross multiply
    29,038.42x = 40,070.61 × 16,289.83
  4. Step 4: Simplify right side
    29,038.42x = 652,743,424.90
  5. Step 5: Solve for x
    x = 652,743,424.90/29,038.42
  6. Step 6: Final answer
    x = 22,478.61

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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.