Home / 46,988.28-70,474.91-13,700.56

Finding the Fourth Proportional to 46,988.28, 70,474.91 and 13,700.56

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Solution

The fourth proportional to 46,988.28, 70,474.91 and 13,700.56 is: 20,548.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,988.28 : 70,474.91 = 13,700.56 : x
  2. Step 2: Convert to fraction form
    46,988.28/70,474.91 = 13,700.56/x
  3. Step 3: Cross multiply
    46,988.28x = 70,474.91 × 13,700.56
  4. Step 4: Simplify right side
    46,988.28x = 965,545,732.95
  5. Step 5: Solve for x
    x = 965,545,732.95/46,988.28
  6. Step 6: Final answer
    x = 20,548.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.