Home / 16,586.55-22,871.88-12,810.33

Finding the Fourth Proportional to 16,586.55, 22,871.88 and 12,810.33

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Solution

The fourth proportional to 16,586.55, 22,871.88 and 12,810.33 is: 17,664.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,586.55 : 22,871.88 = 12,810.33 : x
  2. Step 2: Convert to fraction form
    16,586.55/22,871.88 = 12,810.33/x
  3. Step 3: Cross multiply
    16,586.55x = 22,871.88 × 12,810.33
  4. Step 4: Simplify right side
    16,586.55x = 292,996,330.52
  5. Step 5: Solve for x
    x = 292,996,330.52/16,586.55
  6. Step 6: Final answer
    x = 17,664.69

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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.