Home / 21,041.23-29,035.70-12,088.73

Finding the Fourth Proportional to 21,041.23, 29,035.70 and 12,088.73

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Solution

The fourth proportional to 21,041.23, 29,035.70 and 12,088.73 is: 16,681.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,041.23 : 29,035.70 = 12,088.73 : x
  2. Step 2: Convert to fraction form
    21,041.23/29,035.70 = 12,088.73/x
  3. Step 3: Cross multiply
    21,041.23x = 29,035.70 × 12,088.73
  4. Step 4: Simplify right side
    21,041.23x = 351,004,737.66
  5. Step 5: Solve for x
    x = 351,004,737.66/21,041.23
  6. Step 6: Final answer
    x = 16,681.76

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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.