Home / 30,144.95-41,598.01-16,715.71

Finding the Fourth Proportional to 30,144.95, 41,598.01 and 16,715.71

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Solution

The fourth proportional to 30,144.95, 41,598.01 and 16,715.71 is: 23,066.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,144.95 : 41,598.01 = 16,715.71 : x
  2. Step 2: Convert to fraction form
    30,144.95/41,598.01 = 16,715.71/x
  3. Step 3: Cross multiply
    30,144.95x = 41,598.01 × 16,715.71
  4. Step 4: Simplify right side
    30,144.95x = 695,340,133.61
  5. Step 5: Solve for x
    x = 695,340,133.61/30,144.95
  6. Step 6: Final answer
    x = 23,066.55

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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.