Home / 51,232.11-70,700.18-28,571.13

Finding the Fourth Proportional to 51,232.11, 70,700.18 and 28,571.13

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Solution

The fourth proportional to 51,232.11, 70,700.18 and 28,571.13 is: 39,428.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,232.11 : 70,700.18 = 28,571.13 : x
  2. Step 2: Convert to fraction form
    51,232.11/70,700.18 = 28,571.13/x
  3. Step 3: Cross multiply
    51,232.11x = 70,700.18 × 28,571.13
  4. Step 4: Simplify right side
    51,232.11x = 2,019,983,692.10
  5. Step 5: Solve for x
    x = 2,019,983,692.10/51,232.11
  6. Step 6: Final answer
    x = 39,428.08

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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.