Home / 23,315.02-32,172.33-13,881.76

Finding the Fourth Proportional to 23,315.02, 32,172.33 and 13,881.76

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Solution

The fourth proportional to 23,315.02, 32,172.33 and 13,881.76 is: 19,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,315.02 : 32,172.33 = 13,881.76 : x
  2. Step 2: Convert to fraction form
    23,315.02/32,172.33 = 13,881.76/x
  3. Step 3: Cross multiply
    23,315.02x = 32,172.33 × 13,881.76
  4. Step 4: Simplify right side
    23,315.02x = 446,608,563.70
  5. Step 5: Solve for x
    x = 446,608,563.70/23,315.02
  6. Step 6: Final answer
    x = 19,155.40

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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.