Home / 14,070.18-19,408.74-8,956.24

Finding the Fourth Proportional to 14,070.18, 19,408.74 and 8,956.24

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Solution

The fourth proportional to 14,070.18, 19,408.74 and 8,956.24 is: 12,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070.18 : 19,408.74 = 8,956.24 : x
  2. Step 2: Convert to fraction form
    14,070.18/19,408.74 = 8,956.24/x
  3. Step 3: Cross multiply
    14,070.18x = 19,408.74 × 8,956.24
  4. Step 4: Simplify right side
    14,070.18x = 173,829,333.54
  5. Step 5: Solve for x
    x = 173,829,333.54/14,070.18
  6. Step 6: Final answer
    x = 12,354.45

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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.