Home / 28,572.67-42,849.51-9,852.24

Finding the Fourth Proportional to 28,572.67, 42,849.51 and 9,852.24

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Solution

The fourth proportional to 28,572.67, 42,849.51 and 9,852.24 is: 14,775.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,572.67 : 42,849.51 = 9,852.24 : x
  2. Step 2: Convert to fraction form
    28,572.67/42,849.51 = 9,852.24/x
  3. Step 3: Cross multiply
    28,572.67x = 42,849.51 × 9,852.24
  4. Step 4: Simplify right side
    28,572.67x = 422,163,656.40
  5. Step 5: Solve for x
    x = 422,163,656.40/28,572.67
  6. Step 6: Final answer
    x = 14,775.09

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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.