Home / 10,023.81-13,832.77-5,547.80

Finding the Fourth Proportional to 10,023.81, 13,832.77 and 5,547.80

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Solution

The fourth proportional to 10,023.81, 13,832.77 and 5,547.80 is: 7,655.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023.81 : 13,832.77 = 5,547.80 : x
  2. Step 2: Convert to fraction form
    10,023.81/13,832.77 = 5,547.80/x
  3. Step 3: Cross multiply
    10,023.81x = 13,832.77 × 5,547.80
  4. Step 4: Simplify right side
    10,023.81x = 76,741,441.41
  5. Step 5: Solve for x
    x = 76,741,441.41/10,023.81
  6. Step 6: Final answer
    x = 7,655.92

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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.