Home / 19,506.60-29,256.12-5,275.08

Finding the Fourth Proportional to 19,506.60, 29,256.12 and 5,275.08

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Solution

The fourth proportional to 19,506.60, 29,256.12 and 5,275.08 is: 7,911.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,506.60 : 29,256.12 = 5,275.08 : x
  2. Step 2: Convert to fraction form
    19,506.60/29,256.12 = 5,275.08/x
  3. Step 3: Cross multiply
    19,506.60x = 29,256.12 × 5,275.08
  4. Step 4: Simplify right side
    19,506.60x = 154,328,373.49
  5. Step 5: Solve for x
    x = 154,328,373.49/19,506.60
  6. Step 6: Final answer
    x = 7,911.60

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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.