Home / 28,774.31-43,167.28-9,048.26

Finding the Fourth Proportional to 28,774.31, 43,167.28 and 9,048.26

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Solution

The fourth proportional to 28,774.31, 43,167.28 and 9,048.26 is: 13,574.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,774.31 : 43,167.28 = 9,048.26 : x
  2. Step 2: Convert to fraction form
    28,774.31/43,167.28 = 9,048.26/x
  3. Step 3: Cross multiply
    28,774.31x = 43,167.28 × 9,048.26
  4. Step 4: Simplify right side
    28,774.31x = 390,588,632.38
  5. Step 5: Solve for x
    x = 390,588,632.38/28,774.31
  6. Step 6: Final answer
    x = 13,574.21

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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.