Home / 48,725.36-67,243.69-34,389.78

Finding the Fourth Proportional to 48,725.36, 67,243.69 and 34,389.78

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Solution

The fourth proportional to 48,725.36, 67,243.69 and 34,389.78 is: 47,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,725.36 : 67,243.69 = 34,389.78 : x
  2. Step 2: Convert to fraction form
    48,725.36/67,243.69 = 34,389.78/x
  3. Step 3: Cross multiply
    48,725.36x = 67,243.69 × 34,389.78
  4. Step 4: Simplify right side
    48,725.36x = 2,312,495,369.27
  5. Step 5: Solve for x
    x = 2,312,495,369.27/48,725.36
  6. Step 6: Final answer
    x = 47,459.80

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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.