Home / 10,030.11-15,047.60-3,010.11

Finding the Fourth Proportional to 10,030.11, 15,047.60 and 3,010.11

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Solution

The fourth proportional to 10,030.11, 15,047.60 and 3,010.11 is: 4,515.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.11 : 15,047.60 = 3,010.11 : x
  2. Step 2: Convert to fraction form
    10,030.11/15,047.60 = 3,010.11/x
  3. Step 3: Cross multiply
    10,030.11x = 15,047.60 × 3,010.11
  4. Step 4: Simplify right side
    10,030.11x = 45,294,916.19
  5. Step 5: Solve for x
    x = 45,294,916.19/10,030.11
  6. Step 6: Final answer
    x = 4,515.89

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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.