Home / 63,427.09-87,532.28-35,132.78

Finding the Fourth Proportional to 63,427.09, 87,532.28 and 35,132.78

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Solution

The fourth proportional to 63,427.09, 87,532.28 and 35,132.78 is: 48,484.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,427.09 : 87,532.28 = 35,132.78 : x
  2. Step 2: Convert to fraction form
    63,427.09/87,532.28 = 35,132.78/x
  3. Step 3: Cross multiply
    63,427.09x = 87,532.28 × 35,132.78
  4. Step 4: Simplify right side
    63,427.09x = 3,075,252,336.14
  5. Step 5: Solve for x
    x = 3,075,252,336.14/63,427.09
  6. Step 6: Final answer
    x = 48,484.84

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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.