Home / 38,709.60-58,053.85-10,623

Finding the Fourth Proportional to 38,709.60, 58,053.85 and 10,623

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Solution

The fourth proportional to 38,709.60, 58,053.85 and 10,623 is: 15,931.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,709.60 : 58,053.85 = 10,623 : x
  2. Step 2: Convert to fraction form
    38,709.60/58,053.85 = 10,623/x
  3. Step 3: Cross multiply
    38,709.60x = 58,053.85 × 10,623
  4. Step 4: Simplify right side
    38,709.60x = 616,706,048.55
  5. Step 5: Solve for x
    x = 616,706,048.55/38,709.60
  6. Step 6: Final answer
    x = 15,931.60

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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.