Home / 15,303.28-22,955.96-4,914.40

Finding the Fourth Proportional to 15,303.28, 22,955.96 and 4,914.40

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Solution

The fourth proportional to 15,303.28, 22,955.96 and 4,914.40 is: 7,371.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,303.28 : 22,955.96 = 4,914.40 : x
  2. Step 2: Convert to fraction form
    15,303.28/22,955.96 = 4,914.40/x
  3. Step 3: Cross multiply
    15,303.28x = 22,955.96 × 4,914.40
  4. Step 4: Simplify right side
    15,303.28x = 112,814,769.82
  5. Step 5: Solve for x
    x = 112,814,769.82/15,303.28
  6. Step 6: Final answer
    x = 7,371.93

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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.