Home / 63,018.77-86,961.95-34,724.45

Finding the Fourth Proportional to 63,018.77, 86,961.95 and 34,724.45

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Solution

The fourth proportional to 63,018.77, 86,961.95 and 34,724.45 is: 47,917.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,018.77 : 86,961.95 = 34,724.45 : x
  2. Step 2: Convert to fraction form
    63,018.77/86,961.95 = 34,724.45/x
  3. Step 3: Cross multiply
    63,018.77x = 86,961.95 × 34,724.45
  4. Step 4: Simplify right side
    63,018.77x = 3,019,705,276.25
  5. Step 5: Solve for x
    x = 3,019,705,276.25/63,018.77
  6. Step 6: Final answer
    x = 47,917.56

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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.