Home / 30,196.56-45,283.50-10,470.36

Finding the Fourth Proportional to 30,196.56, 45,283.50 and 10,470.36

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Solution

The fourth proportional to 30,196.56, 45,283.50 and 10,470.36 is: 15,701.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,196.56 : 45,283.50 = 10,470.36 : x
  2. Step 2: Convert to fraction form
    30,196.56/45,283.50 = 10,470.36/x
  3. Step 3: Cross multiply
    30,196.56x = 45,283.50 × 10,470.36
  4. Step 4: Simplify right side
    30,196.56x = 474,134,547.06
  5. Step 5: Solve for x
    x = 474,134,547.06/30,196.56
  6. Step 6: Final answer
    x = 15,701.61

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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.