Home / 19,170.35-26,455.37-10,672.93

Finding the Fourth Proportional to 19,170.35, 26,455.37 and 10,672.93

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Solution

The fourth proportional to 19,170.35, 26,455.37 and 10,672.93 is: 14,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,170.35 : 26,455.37 = 10,672.93 : x
  2. Step 2: Convert to fraction form
    19,170.35/26,455.37 = 10,672.93/x
  3. Step 3: Cross multiply
    19,170.35x = 26,455.37 × 10,672.93
  4. Step 4: Simplify right side
    19,170.35x = 282,356,312.13
  5. Step 5: Solve for x
    x = 282,356,312.13/19,170.35
  6. Step 6: Final answer
    x = 14,728.80

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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.