Home / 57,108.48-85,665.54-14,988.69

Finding the Fourth Proportional to 57,108.48, 85,665.54 and 14,988.69

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Solution

The fourth proportional to 57,108.48, 85,665.54 and 14,988.69 is: 22,483.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,108.48 : 85,665.54 = 14,988.69 : x
  2. Step 2: Convert to fraction form
    57,108.48/85,665.54 = 14,988.69/x
  3. Step 3: Cross multiply
    57,108.48x = 85,665.54 × 14,988.69
  4. Step 4: Simplify right side
    57,108.48x = 1,284,013,794.41
  5. Step 5: Solve for x
    x = 1,284,013,794.41/57,108.48
  6. Step 6: Final answer
    x = 22,483.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.