Home / 13,798.11-19,038.51-9,025.05

Finding the Fourth Proportional to 13,798.11, 19,038.51 and 9,025.05

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Solution

The fourth proportional to 13,798.11, 19,038.51 and 9,025.05 is: 12,452.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798.11 : 19,038.51 = 9,025.05 : x
  2. Step 2: Convert to fraction form
    13,798.11/19,038.51 = 9,025.05/x
  3. Step 3: Cross multiply
    13,798.11x = 19,038.51 × 9,025.05
  4. Step 4: Simplify right side
    13,798.11x = 171,823,504.68
  5. Step 5: Solve for x
    x = 171,823,504.68/13,798.11
  6. Step 6: Final answer
    x = 12,452.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.