Home / 13,146.68-19,724.07-4,598.99

Finding the Fourth Proportional to 13,146.68, 19,724.07 and 4,598.99

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Solution

The fourth proportional to 13,146.68, 19,724.07 and 4,598.99 is: 6,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,146.68 : 19,724.07 = 4,598.99 : x
  2. Step 2: Convert to fraction form
    13,146.68/19,724.07 = 4,598.99/x
  3. Step 3: Cross multiply
    13,146.68x = 19,724.07 × 4,598.99
  4. Step 4: Simplify right side
    13,146.68x = 90,710,800.69
  5. Step 5: Solve for x
    x = 90,710,800.69/13,146.68
  6. Step 6: Final answer
    x = 6,899.90

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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.