Home / 55,355.04-83,031.68-25,756.32

Finding the Fourth Proportional to 55,355.04, 83,031.68 and 25,756.32

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Solution

The fourth proportional to 55,355.04, 83,031.68 and 25,756.32 is: 38,634.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,355.04 : 83,031.68 = 25,756.32 : x
  2. Step 2: Convert to fraction form
    55,355.04/83,031.68 = 25,756.32/x
  3. Step 3: Cross multiply
    55,355.04x = 83,031.68 × 25,756.32
  4. Step 4: Simplify right side
    55,355.04x = 2,138,590,520.22
  5. Step 5: Solve for x
    x = 2,138,590,520.22/55,355.04
  6. Step 6: Final answer
    x = 38,634.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.