Home / 52,984.08-79,426.68-17,899.20

Finding the Fourth Proportional to 52,984.08, 79,426.68 and 17,899.20

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Solution

The fourth proportional to 52,984.08, 79,426.68 and 17,899.20 is: 26,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,984.08 : 79,426.68 = 17,899.20 : x
  2. Step 2: Convert to fraction form
    52,984.08/79,426.68 = 17,899.20/x
  3. Step 3: Cross multiply
    52,984.08x = 79,426.68 × 17,899.20
  4. Step 4: Simplify right side
    52,984.08x = 1,421,674,030.66
  5. Step 5: Solve for x
    x = 1,421,674,030.66/52,984.08
  6. Step 6: Final answer
    x = 26,832.10

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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.