Home / 56,015.09-77,265.51-33,337.15

Finding the Fourth Proportional to 56,015.09, 77,265.51 and 33,337.15

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Solution

The fourth proportional to 56,015.09, 77,265.51 and 33,337.15 is: 45,984.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,015.09 : 77,265.51 = 33,337.15 : x
  2. Step 2: Convert to fraction form
    56,015.09/77,265.51 = 33,337.15/x
  3. Step 3: Cross multiply
    56,015.09x = 77,265.51 × 33,337.15
  4. Step 4: Simplify right side
    56,015.09x = 2,575,811,896.70
  5. Step 5: Solve for x
    x = 2,575,811,896.70/56,015.09
  6. Step 6: Final answer
    x = 45,984.25

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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.