Home / 53,267.29-79,880.17-19,969.19

Finding the Fourth Proportional to 53,267.29, 79,880.17 and 19,969.19

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Solution

The fourth proportional to 53,267.29, 79,880.17 and 19,969.19 is: 29,946.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,267.29 : 79,880.17 = 19,969.19 : x
  2. Step 2: Convert to fraction form
    53,267.29/79,880.17 = 19,969.19/x
  3. Step 3: Cross multiply
    53,267.29x = 79,880.17 × 19,969.19
  4. Step 4: Simplify right side
    53,267.29x = 1,595,142,291.96
  5. Step 5: Solve for x
    x = 1,595,142,291.96/53,267.29
  6. Step 6: Final answer
    x = 29,946.00

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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.