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Finding the Fourth Proportional to 17,390.68, 26,023.59 and 15,058.63

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Solution

The fourth proportional to 17,390.68, 26,023.59 and 15,058.63 is: 22,533.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.68 : 26,023.59 = 15,058.63 : x
  2. Step 2: Convert to fraction form
    17,390.68/26,023.59 = 15,058.63/x
  3. Step 3: Cross multiply
    17,390.68x = 26,023.59 × 15,058.63
  4. Step 4: Simplify right side
    17,390.68x = 391,879,613.08
  5. Step 5: Solve for x
    x = 391,879,613.08/17,390.68
  6. Step 6: Final answer
    x = 22,533.89

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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.