Home / 45,856.62-63,228.12-42,455.84

Finding the Fourth Proportional to 45,856.62, 63,228.12 and 42,455.84

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Solution

The fourth proportional to 45,856.62, 63,228.12 and 42,455.84 is: 58,539.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,856.62 : 63,228.12 = 42,455.84 : x
  2. Step 2: Convert to fraction form
    45,856.62/63,228.12 = 42,455.84/x
  3. Step 3: Cross multiply
    45,856.62x = 63,228.12 × 42,455.84
  4. Step 4: Simplify right side
    45,856.62x = 2,684,402,630.08
  5. Step 5: Solve for x
    x = 2,684,402,630.08/45,856.62
  6. Step 6: Final answer
    x = 58,539.04

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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.