Home / 26,370.47-39,555.64-10,788.10

Finding the Fourth Proportional to 26,370.47, 39,555.64 and 10,788.10

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Solution

The fourth proportional to 26,370.47, 39,555.64 and 10,788.10 is: 16,182.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,370.47 : 39,555.64 = 10,788.10 : x
  2. Step 2: Convert to fraction form
    26,370.47/39,555.64 = 10,788.10/x
  3. Step 3: Cross multiply
    26,370.47x = 39,555.64 × 10,788.10
  4. Step 4: Simplify right side
    26,370.47x = 426,730,199.88
  5. Step 5: Solve for x
    x = 426,730,199.88/26,370.47
  6. Step 6: Final answer
    x = 16,182.12

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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.