Home / 13,041.68-19,557.87-4,719.53

Finding the Fourth Proportional to 13,041.68, 19,557.87 and 4,719.53

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Solution

The fourth proportional to 13,041.68, 19,557.87 and 4,719.53 is: 7,077.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.68 : 19,557.87 = 4,719.53 : x
  2. Step 2: Convert to fraction form
    13,041.68/19,557.87 = 4,719.53/x
  3. Step 3: Cross multiply
    13,041.68x = 19,557.87 × 4,719.53
  4. Step 4: Simplify right side
    13,041.68x = 92,303,985.40
  5. Step 5: Solve for x
    x = 92,303,985.40/13,041.68
  6. Step 6: Final answer
    x = 7,077.62

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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.