Home / 26,108.98-36,030.57-14,172.31

Finding the Fourth Proportional to 26,108.98, 36,030.57 and 14,172.31

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Solution

The fourth proportional to 26,108.98, 36,030.57 and 14,172.31 is: 19,557.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,108.98 : 36,030.57 = 14,172.31 : x
  2. Step 2: Convert to fraction form
    26,108.98/36,030.57 = 14,172.31/x
  3. Step 3: Cross multiply
    26,108.98x = 36,030.57 × 14,172.31
  4. Step 4: Simplify right side
    26,108.98x = 510,636,407.52
  5. Step 5: Solve for x
    x = 510,636,407.52/26,108.98
  6. Step 6: Final answer
    x = 19,557.88

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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.