Home / 14,073.95-21,021.02-12,737.69

Finding the Fourth Proportional to 14,073.95, 21,021.02 and 12,737.69

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Solution

The fourth proportional to 14,073.95, 21,021.02 and 12,737.69 is: 19,025.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.95 : 21,021.02 = 12,737.69 : x
  2. Step 2: Convert to fraction form
    14,073.95/21,021.02 = 12,737.69/x
  3. Step 3: Cross multiply
    14,073.95x = 21,021.02 × 12,737.69
  4. Step 4: Simplify right side
    14,073.95x = 267,759,236.24
  5. Step 5: Solve for x
    x = 267,759,236.24/14,073.95
  6. Step 6: Final answer
    x = 19,025.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.