Home / 55,809.32-77,028.18-34,289.24

Finding the Fourth Proportional to 55,809.32, 77,028.18 and 34,289.24

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Solution

The fourth proportional to 55,809.32, 77,028.18 and 34,289.24 is: 47,326.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,809.32 : 77,028.18 = 34,289.24 : x
  2. Step 2: Convert to fraction form
    55,809.32/77,028.18 = 34,289.24/x
  3. Step 3: Cross multiply
    55,809.32x = 77,028.18 × 34,289.24
  4. Step 4: Simplify right side
    55,809.32x = 2,641,237,750.78
  5. Step 5: Solve for x
    x = 2,641,237,750.78/55,809.32
  6. Step 6: Final answer
    x = 47,326.11

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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.