Home / 39,783.10-59,670.20-10,201.62

Finding the Fourth Proportional to 39,783.10, 59,670.20 and 10,201.62

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Solution

The fourth proportional to 39,783.10, 59,670.20 and 10,201.62 is: 15,301.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,783.10 : 59,670.20 = 10,201.62 : x
  2. Step 2: Convert to fraction form
    39,783.10/59,670.20 = 10,201.62/x
  3. Step 3: Cross multiply
    39,783.10x = 59,670.20 × 10,201.62
  4. Step 4: Simplify right side
    39,783.10x = 608,732,705.72
  5. Step 5: Solve for x
    x = 608,732,705.72/39,783.10
  6. Step 6: Final answer
    x = 15,301.29

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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.