Home / 17,430.02-26,142.24-14,487.35

Finding the Fourth Proportional to 17,430.02, 26,142.24 and 14,487.35

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Solution

The fourth proportional to 17,430.02, 26,142.24 and 14,487.35 is: 21,728.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,430.02 : 26,142.24 = 14,487.35 : x
  2. Step 2: Convert to fraction form
    17,430.02/26,142.24 = 14,487.35/x
  3. Step 3: Cross multiply
    17,430.02x = 26,142.24 × 14,487.35
  4. Step 4: Simplify right side
    17,430.02x = 378,731,780.66
  5. Step 5: Solve for x
    x = 378,731,780.66/17,430.02
  6. Step 6: Final answer
    x = 21,728.71

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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.