Home / 13,850.04-19,095.12-9,370.56

Finding the Fourth Proportional to 13,850.04, 19,095.12 and 9,370.56

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Solution

The fourth proportional to 13,850.04, 19,095.12 and 9,370.56 is: 12,919.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.04 : 19,095.12 = 9,370.56 : x
  2. Step 2: Convert to fraction form
    13,850.04/19,095.12 = 9,370.56/x
  3. Step 3: Cross multiply
    13,850.04x = 19,095.12 × 9,370.56
  4. Step 4: Simplify right side
    13,850.04x = 178,931,967.67
  5. Step 5: Solve for x
    x = 178,931,967.67/13,850.04
  6. Step 6: Final answer
    x = 12,919.24

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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.