Home / 36,877.76-55,316.84-9,175.76

Finding the Fourth Proportional to 36,877.76, 55,316.84 and 9,175.76

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Solution

The fourth proportional to 36,877.76, 55,316.84 and 9,175.76 is: 13,763.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,877.76 : 55,316.84 = 9,175.76 : x
  2. Step 2: Convert to fraction form
    36,877.76/55,316.84 = 9,175.76/x
  3. Step 3: Cross multiply
    36,877.76x = 55,316.84 × 9,175.76
  4. Step 4: Simplify right side
    36,877.76x = 507,574,047.80
  5. Step 5: Solve for x
    x = 507,574,047.80/36,877.76
  6. Step 6: Final answer
    x = 13,763.69

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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.