Home / 13,117.10-19,673.85-4,351.10

Finding the Fourth Proportional to 13,117.10, 19,673.85 and 4,351.10

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Solution

The fourth proportional to 13,117.10, 19,673.85 and 4,351.10 is: 6,526.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117.10 : 19,673.85 = 4,351.10 : x
  2. Step 2: Convert to fraction form
    13,117.10/19,673.85 = 4,351.10/x
  3. Step 3: Cross multiply
    13,117.10x = 19,673.85 × 4,351.10
  4. Step 4: Simplify right side
    13,117.10x = 85,602,888.74
  5. Step 5: Solve for x
    x = 85,602,888.74/13,117.10
  6. Step 6: Final answer
    x = 6,526.05

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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.