Home / 56,006.51-77,262.80-33,332.72

Finding the Fourth Proportional to 56,006.51, 77,262.80 and 33,332.72

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Solution

The fourth proportional to 56,006.51, 77,262.80 and 33,332.72 is: 45,983.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,006.51 : 77,262.80 = 33,332.72 : x
  2. Step 2: Convert to fraction form
    56,006.51/77,262.80 = 33,332.72/x
  3. Step 3: Cross multiply
    56,006.51x = 77,262.80 × 33,332.72
  4. Step 4: Simplify right side
    56,006.51x = 2,575,378,725.84
  5. Step 5: Solve for x
    x = 2,575,378,725.84/56,006.51
  6. Step 6: Final answer
    x = 45,983.56

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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.