Home / 14,374.48-21,557.40-5,607.04

Finding the Fourth Proportional to 14,374.48, 21,557.40 and 5,607.04

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Solution

The fourth proportional to 14,374.48, 21,557.40 and 5,607.04 is: 8,408.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374.48 : 21,557.40 = 5,607.04 : x
  2. Step 2: Convert to fraction form
    14,374.48/21,557.40 = 5,607.04/x
  3. Step 3: Cross multiply
    14,374.48x = 21,557.40 × 5,607.04
  4. Step 4: Simplify right side
    14,374.48x = 120,873,204.10
  5. Step 5: Solve for x
    x = 120,873,204.10/14,374.48
  6. Step 6: Final answer
    x = 8,408.87

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1.5x scale

Why These Related Problems?

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