Home / 36,775.10-55,161.28-10,479.16

Finding the Fourth Proportional to 36,775.10, 55,161.28 and 10,479.16

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Solution

The fourth proportional to 36,775.10, 55,161.28 and 10,479.16 is: 15,718.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,775.10 : 55,161.28 = 10,479.16 : x
  2. Step 2: Convert to fraction form
    36,775.10/55,161.28 = 10,479.16/x
  3. Step 3: Cross multiply
    36,775.10x = 55,161.28 × 10,479.16
  4. Step 4: Simplify right side
    36,775.10x = 578,043,878.92
  5. Step 5: Solve for x
    x = 578,043,878.92/36,775.10
  6. Step 6: Final answer
    x = 15,718.35

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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.