Home / 15,402.02-23,109.98-8,828.22

Finding the Fourth Proportional to 15,402.02, 23,109.98 and 8,828.22

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Solution

The fourth proportional to 15,402.02, 23,109.98 and 8,828.22 is: 13,246.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,402.02 : 23,109.98 = 8,828.22 : x
  2. Step 2: Convert to fraction form
    15,402.02/23,109.98 = 8,828.22/x
  3. Step 3: Cross multiply
    15,402.02x = 23,109.98 × 8,828.22
  4. Step 4: Simplify right side
    15,402.02x = 204,019,909.65
  5. Step 5: Solve for x
    x = 204,019,909.65/15,402.02
  6. Step 6: Final answer
    x = 13,246.31

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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.