Home / 14,656.34-20,225.40-7,941.68

Finding the Fourth Proportional to 14,656.34, 20,225.40 and 7,941.68

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Solution

The fourth proportional to 14,656.34, 20,225.40 and 7,941.68 is: 10,959.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656.34 : 20,225.40 = 7,941.68 : x
  2. Step 2: Convert to fraction form
    14,656.34/20,225.40 = 7,941.68/x
  3. Step 3: Cross multiply
    14,656.34x = 20,225.40 × 7,941.68
  4. Step 4: Simplify right side
    14,656.34x = 160,623,654.67
  5. Step 5: Solve for x
    x = 160,623,654.67/14,656.34
  6. Step 6: Final answer
    x = 10,959.33

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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.