Home / 53,283.19-79,907.47-17,736.95

Finding the Fourth Proportional to 53,283.19, 79,907.47 and 17,736.95

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Solution

The fourth proportional to 53,283.19, 79,907.47 and 17,736.95 is: 26,599.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,283.19 : 79,907.47 = 17,736.95 : x
  2. Step 2: Convert to fraction form
    53,283.19/79,907.47 = 17,736.95/x
  3. Step 3: Cross multiply
    53,283.19x = 79,907.47 × 17,736.95
  4. Step 4: Simplify right side
    53,283.19x = 1,417,314,800.02
  5. Step 5: Solve for x
    x = 1,417,314,800.02/53,283.19
  6. Step 6: Final answer
    x = 26,599.66

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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.