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Finding the Fourth Proportional to 23,615.99, 35,430.08 and 8,825.02

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Solution

The fourth proportional to 23,615.99, 35,430.08 and 8,825.02 is: 13,239.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,615.99 : 35,430.08 = 8,825.02 : x
  2. Step 2: Convert to fraction form
    23,615.99/35,430.08 = 8,825.02/x
  3. Step 3: Cross multiply
    23,615.99x = 35,430.08 × 8,825.02
  4. Step 4: Simplify right side
    23,615.99x = 312,671,031.90
  5. Step 5: Solve for x
    x = 312,671,031.90/23,615.99
  6. Step 6: Final answer
    x = 13,239.80

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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.