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Finding the Fourth Proportional to 18,884.52, 26,058.98 and 10,501.48

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Solution

The fourth proportional to 18,884.52, 26,058.98 and 10,501.48 is: 14,491.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,884.52 : 26,058.98 = 10,501.48 : x
  2. Step 2: Convert to fraction form
    18,884.52/26,058.98 = 10,501.48/x
  3. Step 3: Cross multiply
    18,884.52x = 26,058.98 × 10,501.48
  4. Step 4: Simplify right side
    18,884.52x = 273,657,857.29
  5. Step 5: Solve for x
    x = 273,657,857.29/18,884.52
  6. Step 6: Final answer
    x = 14,491.12

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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.