Home / 13,157.16-19,718.72-9,844.26

Finding the Fourth Proportional to 13,157.16, 19,718.72 and 9,844.26

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Solution

The fourth proportional to 13,157.16, 19,718.72 and 9,844.26 is: 14,753.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,157.16 : 19,718.72 = 9,844.26 : x
  2. Step 2: Convert to fraction form
    13,157.16/19,718.72 = 9,844.26/x
  3. Step 3: Cross multiply
    13,157.16x = 19,718.72 × 9,844.26
  4. Step 4: Simplify right side
    13,157.16x = 194,116,206.55
  5. Step 5: Solve for x
    x = 194,116,206.55/13,157.16
  6. Step 6: Final answer
    x = 14,753.66

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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.