Home / 13,298.22-19,955.10-4,984.08

Finding the Fourth Proportional to 13,298.22, 19,955.10 and 4,984.08

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Solution

The fourth proportional to 13,298.22, 19,955.10 and 4,984.08 is: 7,479.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298.22 : 19,955.10 = 4,984.08 : x
  2. Step 2: Convert to fraction form
    13,298.22/19,955.10 = 4,984.08/x
  3. Step 3: Cross multiply
    13,298.22x = 19,955.10 × 4,984.08
  4. Step 4: Simplify right side
    13,298.22x = 99,457,814.81
  5. Step 5: Solve for x
    x = 99,457,814.81/13,298.22
  6. Step 6: Final answer
    x = 7,479.03

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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.