Home / 53,112.28-79,682.09-15,670.84

Finding the Fourth Proportional to 53,112.28, 79,682.09 and 15,670.84

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Solution

The fourth proportional to 53,112.28, 79,682.09 and 15,670.84 is: 23,510.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,112.28 : 79,682.09 = 15,670.84 : x
  2. Step 2: Convert to fraction form
    53,112.28/79,682.09 = 15,670.84/x
  3. Step 3: Cross multiply
    53,112.28x = 79,682.09 × 15,670.84
  4. Step 4: Simplify right side
    53,112.28x = 1,248,685,283.26
  5. Step 5: Solve for x
    x = 1,248,685,283.26/53,112.28
  6. Step 6: Final answer
    x = 23,510.29

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1.5x scale

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.