Home / 51,577.02-77,369.65-21,995.12

Finding the Fourth Proportional to 51,577.02, 77,369.65 and 21,995.12

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Solution

The fourth proportional to 51,577.02, 77,369.65 and 21,995.12 is: 32,994.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,577.02 : 77,369.65 = 21,995.12 : x
  2. Step 2: Convert to fraction form
    51,577.02/77,369.65 = 21,995.12/x
  3. Step 3: Cross multiply
    51,577.02x = 77,369.65 × 21,995.12
  4. Step 4: Simplify right side
    51,577.02x = 1,701,754,874.54
  5. Step 5: Solve for x
    x = 1,701,754,874.54/51,577.02
  6. Step 6: Final answer
    x = 32,994.44

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1.5x scale

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.