Home / 26,661.60-39,931.56-22,870.80

Finding the Fourth Proportional to 26,661.60, 39,931.56 and 22,870.80

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Solution

The fourth proportional to 26,661.60, 39,931.56 and 22,870.80 is: 34,254.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,661.60 : 39,931.56 = 22,870.80 : x
  2. Step 2: Convert to fraction form
    26,661.60/39,931.56 = 22,870.80/x
  3. Step 3: Cross multiply
    26,661.60x = 39,931.56 × 22,870.80
  4. Step 4: Simplify right side
    26,661.60x = 913,266,722.45
  5. Step 5: Solve for x
    x = 913,266,722.45/26,661.60
  6. Step 6: Final answer
    x = 34,254.01

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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.