Home / 34,862.05-48,089.59-21,423.75

Finding the Fourth Proportional to 34,862.05, 48,089.59 and 21,423.75

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Solution

The fourth proportional to 34,862.05, 48,089.59 and 21,423.75 is: 29,552.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,862.05 : 48,089.59 = 21,423.75 : x
  2. Step 2: Convert to fraction form
    34,862.05/48,089.59 = 21,423.75/x
  3. Step 3: Cross multiply
    34,862.05x = 48,089.59 × 21,423.75
  4. Step 4: Simplify right side
    34,862.05x = 1,030,259,353.76
  5. Step 5: Solve for x
    x = 1,030,259,353.76/34,862.05
  6. Step 6: Final answer
    x = 29,552.46

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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.