Home / 26,108.85-36,030.40-14,172.19

Finding the Fourth Proportional to 26,108.85, 36,030.40 and 14,172.19

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Solution

The fourth proportional to 26,108.85, 36,030.40 and 14,172.19 is: 19,557.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,108.85 : 36,030.40 = 14,172.19 : x
  2. Step 2: Convert to fraction form
    26,108.85/36,030.40 = 14,172.19/x
  3. Step 3: Cross multiply
    26,108.85x = 36,030.40 × 14,172.19
  4. Step 4: Simplify right side
    26,108.85x = 510,629,674.58
  5. Step 5: Solve for x
    x = 510,629,674.58/26,108.85
  6. Step 6: Final answer
    x = 19,557.72

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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.