Home / 56,001.82-77,282.51-30,851.32

Finding the Fourth Proportional to 56,001.82, 77,282.51 and 30,851.32

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Solution

The fourth proportional to 56,001.82, 77,282.51 and 30,851.32 is: 42,574.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,001.82 : 77,282.51 = 30,851.32 : x
  2. Step 2: Convert to fraction form
    56,001.82/77,282.51 = 30,851.32/x
  3. Step 3: Cross multiply
    56,001.82x = 77,282.51 × 30,851.32
  4. Step 4: Simplify right side
    56,001.82x = 2,384,267,369.28
  5. Step 5: Solve for x
    x = 2,384,267,369.28/56,001.82
  6. Step 6: Final answer
    x = 42,574.82

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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.