Home / 23,307.85-32,153.81-15,756.83

Finding the Fourth Proportional to 23,307.85, 32,153.81 and 15,756.83

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Solution

The fourth proportional to 23,307.85, 32,153.81 and 15,756.83 is: 21,736.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,307.85 : 32,153.81 = 15,756.83 : x
  2. Step 2: Convert to fraction form
    23,307.85/32,153.81 = 15,756.83/x
  3. Step 3: Cross multiply
    23,307.85x = 32,153.81 × 15,756.83
  4. Step 4: Simplify right side
    23,307.85x = 506,642,118.02
  5. Step 5: Solve for x
    x = 506,642,118.02/23,307.85
  6. Step 6: Final answer
    x = 21,736.97

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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.