Home / 55,312.92-76,329.30-33,838.40

Finding the Fourth Proportional to 55,312.92, 76,329.30 and 33,838.40

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Solution

The fourth proportional to 55,312.92, 76,329.30 and 33,838.40 is: 46,695.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,312.92 : 76,329.30 = 33,838.40 : x
  2. Step 2: Convert to fraction form
    55,312.92/76,329.30 = 33,838.40/x
  3. Step 3: Cross multiply
    55,312.92x = 76,329.30 × 33,838.40
  4. Step 4: Simplify right side
    55,312.92x = 2,582,861,385.12
  5. Step 5: Solve for x
    x = 2,582,861,385.12/55,312.92
  6. Step 6: Final answer
    x = 46,695.44

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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.