Home / 26,301.50-39,458.63-8,772.69

Finding the Fourth Proportional to 26,301.50, 39,458.63 and 8,772.69

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Solution

The fourth proportional to 26,301.50, 39,458.63 and 8,772.69 is: 13,161.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,301.50 : 39,458.63 = 8,772.69 : x
  2. Step 2: Convert to fraction form
    26,301.50/39,458.63 = 8,772.69/x
  3. Step 3: Cross multiply
    26,301.50x = 39,458.63 × 8,772.69
  4. Step 4: Simplify right side
    26,301.50x = 346,158,328.81
  5. Step 5: Solve for x
    x = 346,158,328.81/26,301.50
  6. Step 6: Final answer
    x = 13,161.16

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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.