Home / 55,792.30-76,955.15-35,640.23

Finding the Fourth Proportional to 55,792.30, 76,955.15 and 35,640.23

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Solution

The fourth proportional to 55,792.30, 76,955.15 and 35,640.23 is: 49,159.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,792.30 : 76,955.15 = 35,640.23 : x
  2. Step 2: Convert to fraction form
    55,792.30/76,955.15 = 35,640.23/x
  3. Step 3: Cross multiply
    55,792.30x = 76,955.15 × 35,640.23
  4. Step 4: Simplify right side
    55,792.30x = 2,742,699,067.48
  5. Step 5: Solve for x
    x = 2,742,699,067.48/55,792.30
  6. Step 6: Final answer
    x = 49,159.10

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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.