Home / 28,547.67-42,795.59-16,209.75

Finding the Fourth Proportional to 28,547.67, 42,795.59 and 16,209.75

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Solution

The fourth proportional to 28,547.67, 42,795.59 and 16,209.75 is: 24,299.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,547.67 : 42,795.59 = 16,209.75 : x
  2. Step 2: Convert to fraction form
    28,547.67/42,795.59 = 16,209.75/x
  3. Step 3: Cross multiply
    28,547.67x = 42,795.59 × 16,209.75
  4. Step 4: Simplify right side
    28,547.67x = 693,705,733.95
  5. Step 5: Solve for x
    x = 693,705,733.95/28,547.67
  6. Step 6: Final answer
    x = 24,299.91

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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.