Home / 51,547.98-77,300.10-18,276.42

Finding the Fourth Proportional to 51,547.98, 77,300.10 and 18,276.42

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Solution

The fourth proportional to 51,547.98, 77,300.10 and 18,276.42 is: 27,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,547.98 : 77,300.10 = 18,276.42 : x
  2. Step 2: Convert to fraction form
    51,547.98/77,300.10 = 18,276.42/x
  3. Step 3: Cross multiply
    51,547.98x = 77,300.10 × 18,276.42
  4. Step 4: Simplify right side
    51,547.98x = 1,412,769,093.64
  5. Step 5: Solve for x
    x = 1,412,769,093.64/51,547.98
  6. Step 6: Final answer
    x = 27,406.88

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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.