Home / 23,746.02-32,768.33-12,990.66

Finding the Fourth Proportional to 23,746.02, 32,768.33 and 12,990.66

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Solution

The fourth proportional to 23,746.02, 32,768.33 and 12,990.66 is: 17,926.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,746.02 : 32,768.33 = 12,990.66 : x
  2. Step 2: Convert to fraction form
    23,746.02/32,768.33 = 12,990.66/x
  3. Step 3: Cross multiply
    23,746.02x = 32,768.33 × 12,990.66
  4. Step 4: Simplify right side
    23,746.02x = 425,682,168.84
  5. Step 5: Solve for x
    x = 425,682,168.84/23,746.02
  6. Step 6: Final answer
    x = 17,926.46

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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.