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Finding the Fourth Proportional to 19,607.67, 27,058.50 and 10,655.01

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Solution

The fourth proportional to 19,607.67, 27,058.50 and 10,655.01 is: 14,703.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.67 : 27,058.50 = 10,655.01 : x
  2. Step 2: Convert to fraction form
    19,607.67/27,058.50 = 10,655.01/x
  3. Step 3: Cross multiply
    19,607.67x = 27,058.50 × 10,655.01
  4. Step 4: Simplify right side
    19,607.67x = 288,308,588.09
  5. Step 5: Solve for x
    x = 288,308,588.09/19,607.67
  6. Step 6: Final answer
    x = 14,703.87

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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.