Home / 39,605.09-59,430.72-14,662.49

Finding the Fourth Proportional to 39,605.09, 59,430.72 and 14,662.49

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Solution

The fourth proportional to 39,605.09, 59,430.72 and 14,662.49 is: 22,002.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,605.09 : 59,430.72 = 14,662.49 : x
  2. Step 2: Convert to fraction form
    39,605.09/59,430.72 = 14,662.49/x
  3. Step 3: Cross multiply
    39,605.09x = 59,430.72 × 14,662.49
  4. Step 4: Simplify right side
    39,605.09x = 871,402,337.69
  5. Step 5: Solve for x
    x = 871,402,337.69/39,605.09
  6. Step 6: Final answer
    x = 22,002.28

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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.