Home / 23,281.48-32,129.09-13,210.35

Finding the Fourth Proportional to 23,281.48, 32,129.09 and 13,210.35

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Solution

The fourth proportional to 23,281.48, 32,129.09 and 13,210.35 is: 18,230.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,281.48 : 32,129.09 = 13,210.35 : x
  2. Step 2: Convert to fraction form
    23,281.48/32,129.09 = 13,210.35/x
  3. Step 3: Cross multiply
    23,281.48x = 32,129.09 × 13,210.35
  4. Step 4: Simplify right side
    23,281.48x = 424,436,524.08
  5. Step 5: Solve for x
    x = 424,436,524.08/23,281.48
  6. Step 6: Final answer
    x = 18,230.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.