Home / 19,836.56-29,701.52-10,457.08

Finding the Fourth Proportional to 19,836.56, 29,701.52 and 10,457.08

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Solution

The fourth proportional to 19,836.56, 29,701.52 and 10,457.08 is: 15,657.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,836.56 : 29,701.52 = 10,457.08 : x
  2. Step 2: Convert to fraction form
    19,836.56/29,701.52 = 10,457.08/x
  3. Step 3: Cross multiply
    19,836.56x = 29,701.52 × 10,457.08
  4. Step 4: Simplify right side
    19,836.56x = 310,590,969.97
  5. Step 5: Solve for x
    x = 310,590,969.97/19,836.56
  6. Step 6: Final answer
    x = 15,657.50

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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.