Home / 58,004.78-80,039.48-35,335.55

Finding the Fourth Proportional to 58,004.78, 80,039.48 and 35,335.55

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Solution

The fourth proportional to 58,004.78, 80,039.48 and 35,335.55 is: 48,758.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,004.78 : 80,039.48 = 35,335.55 : x
  2. Step 2: Convert to fraction form
    58,004.78/80,039.48 = 35,335.55/x
  3. Step 3: Cross multiply
    58,004.78x = 80,039.48 × 35,335.55
  4. Step 4: Simplify right side
    58,004.78x = 2,828,238,620.71
  5. Step 5: Solve for x
    x = 2,828,238,620.71/58,004.78
  6. Step 6: Final answer
    x = 48,758.72

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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.