Home / 26,263.27-39,386.36-8,728.39

Finding the Fourth Proportional to 26,263.27, 39,386.36 and 8,728.39

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Solution

The fourth proportional to 26,263.27, 39,386.36 and 8,728.39 is: 13,089.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,263.27 : 39,386.36 = 8,728.39 : x
  2. Step 2: Convert to fraction form
    26,263.27/39,386.36 = 8,728.39/x
  3. Step 3: Cross multiply
    26,263.27x = 39,386.36 × 8,728.39
  4. Step 4: Simplify right side
    26,263.27x = 343,779,467.12
  5. Step 5: Solve for x
    x = 343,779,467.12/26,263.27
  6. Step 6: Final answer
    x = 13,089.74

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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.