Home / 40,011.60-55,216.59-22,107.02

Finding the Fourth Proportional to 40,011.60, 55,216.59 and 22,107.02

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Solution

The fourth proportional to 40,011.60, 55,216.59 and 22,107.02 is: 30,508.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,011.60 : 55,216.59 = 22,107.02 : x
  2. Step 2: Convert to fraction form
    40,011.60/55,216.59 = 22,107.02/x
  3. Step 3: Cross multiply
    40,011.60x = 55,216.59 × 22,107.02
  4. Step 4: Simplify right side
    40,011.60x = 1,220,674,259.46
  5. Step 5: Solve for x
    x = 1,220,674,259.46/40,011.60
  6. Step 6: Final answer
    x = 30,508.01

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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.