Home / 33,008.86-45,547.85-18,670.65

Finding the Fourth Proportional to 33,008.86, 45,547.85 and 18,670.65

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Solution

The fourth proportional to 33,008.86, 45,547.85 and 18,670.65 is: 25,763.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,008.86 : 45,547.85 = 18,670.65 : x
  2. Step 2: Convert to fraction form
    33,008.86/45,547.85 = 18,670.65/x
  3. Step 3: Cross multiply
    33,008.86x = 45,547.85 × 18,670.65
  4. Step 4: Simplify right side
    33,008.86x = 850,407,841.47
  5. Step 5: Solve for x
    x = 850,407,841.47/33,008.86
  6. Step 6: Final answer
    x = 25,763.02

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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.