Home / 26,389.10-39,549.80-10,788.14

Finding the Fourth Proportional to 26,389.10, 39,549.80 and 10,788.14

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Solution

The fourth proportional to 26,389.10, 39,549.80 and 10,788.14 is: 16,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,389.10 : 39,549.80 = 10,788.14 : x
  2. Step 2: Convert to fraction form
    26,389.10/39,549.80 = 10,788.14/x
  3. Step 3: Cross multiply
    26,389.10x = 39,549.80 × 10,788.14
  4. Step 4: Simplify right side
    26,389.10x = 426,668,779.37
  5. Step 5: Solve for x
    x = 426,668,779.37/26,389.10
  6. Step 6: Final answer
    x = 16,168.37

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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.