Home / 26,111.40-36,025.47-14,779.50

Finding the Fourth Proportional to 26,111.40, 36,025.47 and 14,779.50

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Solution

The fourth proportional to 26,111.40, 36,025.47 and 14,779.50 is: 20,391.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,111.40 : 36,025.47 = 14,779.50 : x
  2. Step 2: Convert to fraction form
    26,111.40/36,025.47 = 14,779.50/x
  3. Step 3: Cross multiply
    26,111.40x = 36,025.47 × 14,779.50
  4. Step 4: Simplify right side
    26,111.40x = 532,438,433.87
  5. Step 5: Solve for x
    x = 532,438,433.87/26,111.40
  6. Step 6: Final answer
    x = 20,391.03

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1.5x scale

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.