Home / 19,047.53-26,257.64-13,365.06

Finding the Fourth Proportional to 19,047.53, 26,257.64 and 13,365.06

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Solution

The fourth proportional to 19,047.53, 26,257.64 and 13,365.06 is: 18,424.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047.53 : 26,257.64 = 13,365.06 : x
  2. Step 2: Convert to fraction form
    19,047.53/26,257.64 = 13,365.06/x
  3. Step 3: Cross multiply
    19,047.53x = 26,257.64 × 13,365.06
  4. Step 4: Simplify right side
    19,047.53x = 350,934,867.23
  5. Step 5: Solve for x
    x = 350,934,867.23/19,047.53
  6. Step 6: Final answer
    x = 18,424.17

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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.