Home / 24,307.07-33,543.75-13,129.07

Finding the Fourth Proportional to 24,307.07, 33,543.75 and 13,129.07

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Solution

The fourth proportional to 24,307.07, 33,543.75 and 13,129.07 is: 18,118.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,307.07 : 33,543.75 = 13,129.07 : x
  2. Step 2: Convert to fraction form
    24,307.07/33,543.75 = 13,129.07/x
  3. Step 3: Cross multiply
    24,307.07x = 33,543.75 × 13,129.07
  4. Step 4: Simplify right side
    24,307.07x = 440,398,074.09
  5. Step 5: Solve for x
    x = 440,398,074.09/24,307.07
  6. Step 6: Final answer
    x = 18,118.11

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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.