Home / 17,397.47-26,055.59-12,705.85

Finding the Fourth Proportional to 17,397.47, 26,055.59 and 12,705.85

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Solution

The fourth proportional to 17,397.47, 26,055.59 and 12,705.85 is: 19,029.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,397.47 : 26,055.59 = 12,705.85 : x
  2. Step 2: Convert to fraction form
    17,397.47/26,055.59 = 12,705.85/x
  3. Step 3: Cross multiply
    17,397.47x = 26,055.59 × 12,705.85
  4. Step 4: Simplify right side
    17,397.47x = 331,058,384.83
  5. Step 5: Solve for x
    x = 331,058,384.83/17,397.47
  6. Step 6: Final answer
    x = 19,029.12

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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.