Home / 17,381.34-26,007.40-10,365.16

Finding the Fourth Proportional to 17,381.34, 26,007.40 and 10,365.16

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Solution

The fourth proportional to 17,381.34, 26,007.40 and 10,365.16 is: 15,509.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381.34 : 26,007.40 = 10,365.16 : x
  2. Step 2: Convert to fraction form
    17,381.34/26,007.40 = 10,365.16/x
  3. Step 3: Cross multiply
    17,381.34x = 26,007.40 × 10,365.16
  4. Step 4: Simplify right side
    17,381.34x = 269,570,862.18
  5. Step 5: Solve for x
    x = 269,570,862.18/17,381.34
  6. Step 6: Final answer
    x = 15,509.21

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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.