Home / 28,451.90-42,595.16-16,569.40

Finding the Fourth Proportional to 28,451.90, 42,595.16 and 16,569.40

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Solution

The fourth proportional to 28,451.90, 42,595.16 and 16,569.40 is: 24,805.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,451.90 : 42,595.16 = 16,569.40 : x
  2. Step 2: Convert to fraction form
    28,451.90/42,595.16 = 16,569.40/x
  3. Step 3: Cross multiply
    28,451.90x = 42,595.16 × 16,569.40
  4. Step 4: Simplify right side
    28,451.90x = 705,776,244.10
  5. Step 5: Solve for x
    x = 705,776,244.10/28,451.90
  6. Step 6: Final answer
    x = 24,805.94

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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.