Home / 35,448.32-53,180.78-12,074.76

Finding the Fourth Proportional to 35,448.32, 53,180.78 and 12,074.76

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Solution

The fourth proportional to 35,448.32, 53,180.78 and 12,074.76 is: 18,114.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,448.32 : 53,180.78 = 12,074.76 : x
  2. Step 2: Convert to fraction form
    35,448.32/53,180.78 = 12,074.76/x
  3. Step 3: Cross multiply
    35,448.32x = 53,180.78 × 12,074.76
  4. Step 4: Simplify right side
    35,448.32x = 642,145,094.74
  5. Step 5: Solve for x
    x = 642,145,094.74/35,448.32
  6. Step 6: Final answer
    x = 18,114.96

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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.