Home / 26,114.40-39,171.60-15,055.20

Finding the Fourth Proportional to 26,114.40, 39,171.60 and 15,055.20

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Solution

The fourth proportional to 26,114.40, 39,171.60 and 15,055.20 is: 22,582.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,114.40 : 39,171.60 = 15,055.20 : x
  2. Step 2: Convert to fraction form
    26,114.40/39,171.60 = 15,055.20/x
  3. Step 3: Cross multiply
    26,114.40x = 39,171.60 × 15,055.20
  4. Step 4: Simplify right side
    26,114.40x = 589,736,272.32
  5. Step 5: Solve for x
    x = 589,736,272.32/26,114.40
  6. Step 6: Final answer
    x = 22,582.80

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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.