Home / 13,275.84-19,921.66-6,702.69

Finding the Fourth Proportional to 13,275.84, 19,921.66 and 6,702.69

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Solution

The fourth proportional to 13,275.84, 19,921.66 and 6,702.69 is: 10,058.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,275.84 : 19,921.66 = 6,702.69 : x
  2. Step 2: Convert to fraction form
    13,275.84/19,921.66 = 6,702.69/x
  3. Step 3: Cross multiply
    13,275.84x = 19,921.66 × 6,702.69
  4. Step 4: Simplify right side
    13,275.84x = 133,528,694.51
  5. Step 5: Solve for x
    x = 133,528,694.51/13,275.84
  6. Step 6: Final answer
    x = 10,058.02

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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.