Home / 56,036.35-77,330.20-31,837.35

Finding the Fourth Proportional to 56,036.35, 77,330.20 and 31,837.35

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Solution

The fourth proportional to 56,036.35, 77,330.20 and 31,837.35 is: 43,935.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,036.35 : 77,330.20 = 31,837.35 : x
  2. Step 2: Convert to fraction form
    56,036.35/77,330.20 = 31,837.35/x
  3. Step 3: Cross multiply
    56,036.35x = 77,330.20 × 31,837.35
  4. Step 4: Simplify right side
    56,036.35x = 2,461,988,563.38
  5. Step 5: Solve for x
    x = 2,461,988,563.38/56,036.35
  6. Step 6: Final answer
    x = 43,935.56

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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.