Home / 34,779.68-47,988.96-22,037.84

Finding the Fourth Proportional to 34,779.68, 47,988.96 and 22,037.84

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Solution

The fourth proportional to 34,779.68, 47,988.96 and 22,037.84 is: 30,407.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,779.68 : 47,988.96 = 22,037.84 : x
  2. Step 2: Convert to fraction form
    34,779.68/47,988.96 = 22,037.84/x
  3. Step 3: Cross multiply
    34,779.68x = 47,988.96 × 22,037.84
  4. Step 4: Simplify right side
    34,779.68x = 1,057,573,022.25
  5. Step 5: Solve for x
    x = 1,057,573,022.25/34,779.68
  6. Step 6: Final answer
    x = 30,407.78

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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.