Home / 56,005.40-77,253.26-33,329.18

Finding the Fourth Proportional to 56,005.40, 77,253.26 and 33,329.18

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Solution

The fourth proportional to 56,005.40, 77,253.26 and 33,329.18 is: 45,973.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,005.40 : 77,253.26 = 33,329.18 : x
  2. Step 2: Convert to fraction form
    56,005.40/77,253.26 = 33,329.18/x
  3. Step 3: Cross multiply
    56,005.40x = 77,253.26 × 33,329.18
  4. Step 4: Simplify right side
    56,005.40x = 2,574,787,808.13
  5. Step 5: Solve for x
    x = 2,574,787,808.13/56,005.40
  6. Step 6: Final answer
    x = 45,973.92

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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.