Home / 15,135.46-22,708.29-6,700.80

Finding the Fourth Proportional to 15,135.46, 22,708.29 and 6,700.80

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Solution

The fourth proportional to 15,135.46, 22,708.29 and 6,700.80 is: 10,053.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,135.46 : 22,708.29 = 6,700.80 : x
  2. Step 2: Convert to fraction form
    15,135.46/22,708.29 = 6,700.80/x
  3. Step 3: Cross multiply
    15,135.46x = 22,708.29 × 6,700.80
  4. Step 4: Simplify right side
    15,135.46x = 152,163,709.63
  5. Step 5: Solve for x
    x = 152,163,709.63/15,135.46
  6. Step 6: Final answer
    x = 10,053.46

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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.