Home / 29,416.80-40,595.51-15,988.06

Finding the Fourth Proportional to 29,416.80, 40,595.51 and 15,988.06

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Solution

The fourth proportional to 29,416.80, 40,595.51 and 15,988.06 is: 22,063.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,416.80 : 40,595.51 = 15,988.06 : x
  2. Step 2: Convert to fraction form
    29,416.80/40,595.51 = 15,988.06/x
  3. Step 3: Cross multiply
    29,416.80x = 40,595.51 × 15,988.06
  4. Step 4: Simplify right side
    29,416.80x = 649,043,420.41
  5. Step 5: Solve for x
    x = 649,043,420.41/29,416.80
  6. Step 6: Final answer
    x = 22,063.70

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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.