Home / 49,746.08-68,656.14-28,521.20

Finding the Fourth Proportional to 49,746.08, 68,656.14 and 28,521.20

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Solution

The fourth proportional to 49,746.08, 68,656.14 and 28,521.20 is: 39,363.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,746.08 : 68,656.14 = 28,521.20 : x
  2. Step 2: Convert to fraction form
    49,746.08/68,656.14 = 28,521.20/x
  3. Step 3: Cross multiply
    49,746.08x = 68,656.14 × 28,521.20
  4. Step 4: Simplify right side
    49,746.08x = 1,958,155,500.17
  5. Step 5: Solve for x
    x = 1,958,155,500.17/49,746.08
  6. Step 6: Final answer
    x = 39,363.01

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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.