Home / 23,265.63-32,165.51-20,607.21

Finding the Fourth Proportional to 23,265.63, 32,165.51 and 20,607.21

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Solution

The fourth proportional to 23,265.63, 32,165.51 and 20,607.21 is: 28,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,265.63 : 32,165.51 = 20,607.21 : x
  2. Step 2: Convert to fraction form
    23,265.63/32,165.51 = 20,607.21/x
  3. Step 3: Cross multiply
    23,265.63x = 32,165.51 × 20,607.21
  4. Step 4: Simplify right side
    23,265.63x = 662,841,316.29
  5. Step 5: Solve for x
    x = 662,841,316.29/23,265.63
  6. Step 6: Final answer
    x = 28,490.15

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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.