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Finding the Fourth Proportional to 23,358.80, 35,012.14 and 9,315.14

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Solution

The fourth proportional to 23,358.80, 35,012.14 and 9,315.14 is: 13,962.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,358.80 : 35,012.14 = 9,315.14 : x
  2. Step 2: Convert to fraction form
    23,358.80/35,012.14 = 9,315.14/x
  3. Step 3: Cross multiply
    23,358.80x = 35,012.14 × 9,315.14
  4. Step 4: Simplify right side
    23,358.80x = 326,142,985.80
  5. Step 5: Solve for x
    x = 326,142,985.80/23,358.80
  6. Step 6: Final answer
    x = 13,962.32

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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.