Home / 26,365.20-39,547.80-10,779.18

Finding the Fourth Proportional to 26,365.20, 39,547.80 and 10,779.18

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Solution

The fourth proportional to 26,365.20, 39,547.80 and 10,779.18 is: 16,168.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,365.20 : 39,547.80 = 10,779.18 : x
  2. Step 2: Convert to fraction form
    26,365.20/39,547.80 = 10,779.18/x
  3. Step 3: Cross multiply
    26,365.20x = 39,547.80 × 10,779.18
  4. Step 4: Simplify right side
    26,365.20x = 426,292,854.80
  5. Step 5: Solve for x
    x = 426,292,854.80/26,365.20
  6. Step 6: Final answer
    x = 16,168.77

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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.