Home / 14,841.36-22,252.32-7,920.72

Finding the Fourth Proportional to 14,841.36, 22,252.32 and 7,920.72

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Solution

The fourth proportional to 14,841.36, 22,252.32 and 7,920.72 is: 11,875.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,841.36 : 22,252.32 = 7,920.72 : x
  2. Step 2: Convert to fraction form
    14,841.36/22,252.32 = 7,920.72/x
  3. Step 3: Cross multiply
    14,841.36x = 22,252.32 × 7,920.72
  4. Step 4: Simplify right side
    14,841.36x = 176,254,396.07
  5. Step 5: Solve for x
    x = 176,254,396.07/14,841.36
  6. Step 6: Final answer
    x = 11,875.89

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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.