Home / 14,126.47-19,496.07-8,160.01

Finding the Fourth Proportional to 14,126.47, 19,496.07 and 8,160.01

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Solution

The fourth proportional to 14,126.47, 19,496.07 and 8,160.01 is: 11,261.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.47 : 19,496.07 = 8,160.01 : x
  2. Step 2: Convert to fraction form
    14,126.47/19,496.07 = 8,160.01/x
  3. Step 3: Cross multiply
    14,126.47x = 19,496.07 × 8,160.01
  4. Step 4: Simplify right side
    14,126.47x = 159,088,126.16
  5. Step 5: Solve for x
    x = 159,088,126.16/14,126.47
  6. Step 6: Final answer
    x = 11,261.70

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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.