Home / 55,332.63-76,267.98-39,205.35

Finding the Fourth Proportional to 55,332.63, 76,267.98 and 39,205.35

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Solution

The fourth proportional to 55,332.63, 76,267.98 and 39,205.35 is: 54,038.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,332.63 : 76,267.98 = 39,205.35 : x
  2. Step 2: Convert to fraction form
    55,332.63/76,267.98 = 39,205.35/x
  3. Step 3: Cross multiply
    55,332.63x = 76,267.98 × 39,205.35
  4. Step 4: Simplify right side
    55,332.63x = 2,990,112,849.69
  5. Step 5: Solve for x
    x = 2,990,112,849.69/55,332.63
  6. Step 6: Final answer
    x = 54,038.87

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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.