Home / 40,876.60-56,430.12-26,751.02

Finding the Fourth Proportional to 40,876.60, 56,430.12 and 26,751.02

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Solution

The fourth proportional to 40,876.60, 56,430.12 and 26,751.02 is: 36,929.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,876.60 : 56,430.12 = 26,751.02 : x
  2. Step 2: Convert to fraction form
    40,876.60/56,430.12 = 26,751.02/x
  3. Step 3: Cross multiply
    40,876.60x = 56,430.12 × 26,751.02
  4. Step 4: Simplify right side
    40,876.60x = 1,509,563,268.72
  5. Step 5: Solve for x
    x = 1,509,563,268.72/40,876.60
  6. Step 6: Final answer
    x = 36,929.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.