Home / 26,582.10-39,863.55-13,430.10

Finding the Fourth Proportional to 26,582.10, 39,863.55 and 13,430.10

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Solution

The fourth proportional to 26,582.10, 39,863.55 and 13,430.10 is: 20,140.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,582.10 : 39,863.55 = 13,430.10 : x
  2. Step 2: Convert to fraction form
    26,582.10/39,863.55 = 13,430.10/x
  3. Step 3: Cross multiply
    26,582.10x = 39,863.55 × 13,430.10
  4. Step 4: Simplify right side
    26,582.10x = 535,371,462.86
  5. Step 5: Solve for x
    x = 535,371,462.86/26,582.10
  6. Step 6: Final answer
    x = 20,140.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.