Home / 40,455.36-55,812.24-26,303.04

Finding the Fourth Proportional to 40,455.36, 55,812.24 and 26,303.04

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Solution

The fourth proportional to 40,455.36, 55,812.24 and 26,303.04 is: 36,287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,455.36 : 55,812.24 = 26,303.04 : x
  2. Step 2: Convert to fraction form
    40,455.36/55,812.24 = 26,303.04/x
  3. Step 3: Cross multiply
    40,455.36x = 55,812.24 × 26,303.04
  4. Step 4: Simplify right side
    40,455.36x = 1,468,031,581.21
  5. Step 5: Solve for x
    x = 1,468,031,581.21/40,455.36
  6. Step 6: Final answer
    x = 36,287.69

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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.