Home / 39,792.64-54,865.20-26,360.32

Finding the Fourth Proportional to 39,792.64, 54,865.20 and 26,360.32

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Solution

The fourth proportional to 39,792.64, 54,865.20 and 26,360.32 is: 36,345.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,792.64 : 54,865.20 = 26,360.32 : x
  2. Step 2: Convert to fraction form
    39,792.64/54,865.20 = 26,360.32/x
  3. Step 3: Cross multiply
    39,792.64x = 54,865.20 × 26,360.32
  4. Step 4: Simplify right side
    39,792.64x = 1,446,264,228.86
  5. Step 5: Solve for x
    x = 1,446,264,228.86/39,792.64
  6. Step 6: Final answer
    x = 36,345.02

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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.