Home / 13,095.04-19,640.64-4,330.08

Finding the Fourth Proportional to 13,095.04, 19,640.64 and 4,330.08

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Solution

The fourth proportional to 13,095.04, 19,640.64 and 4,330.08 is: 6,494.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,095.04 : 19,640.64 = 4,330.08 : x
  2. Step 2: Convert to fraction form
    13,095.04/19,640.64 = 4,330.08/x
  3. Step 3: Cross multiply
    13,095.04x = 19,640.64 × 4,330.08
  4. Step 4: Simplify right side
    13,095.04x = 85,045,542.45
  5. Step 5: Solve for x
    x = 85,045,542.45/13,095.04
  6. Step 6: Final answer
    x = 6,494.49

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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.