Home / 28,899.10-39,854.04-22,184.98

Finding the Fourth Proportional to 28,899.10, 39,854.04 and 22,184.98

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Solution

The fourth proportional to 28,899.10, 39,854.04 and 22,184.98 is: 30,594.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899.10 : 39,854.04 = 22,184.98 : x
  2. Step 2: Convert to fraction form
    28,899.10/39,854.04 = 22,184.98/x
  3. Step 3: Cross multiply
    28,899.10x = 39,854.04 × 22,184.98
  4. Step 4: Simplify right side
    28,899.10x = 884,161,080.32
  5. Step 5: Solve for x
    x = 884,161,080.32/28,899.10
  6. Step 6: Final answer
    x = 30,594.76

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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.