Home / 13,038.27-19,544.81-8,599.28

Finding the Fourth Proportional to 13,038.27, 19,544.81 and 8,599.28

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Solution

The fourth proportional to 13,038.27, 19,544.81 and 8,599.28 is: 12,890.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038.27 : 19,544.81 = 8,599.28 : x
  2. Step 2: Convert to fraction form
    13,038.27/19,544.81 = 8,599.28/x
  3. Step 3: Cross multiply
    13,038.27x = 19,544.81 × 8,599.28
  4. Step 4: Simplify right side
    13,038.27x = 168,071,153.02
  5. Step 5: Solve for x
    x = 168,071,153.02/13,038.27
  6. Step 6: Final answer
    x = 12,890.60

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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.