Home / 13,547.01-20,312.69-4,184.52

Finding the Fourth Proportional to 13,547.01, 20,312.69 and 4,184.52

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Solution

The fourth proportional to 13,547.01, 20,312.69 and 4,184.52 is: 6,274.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547.01 : 20,312.69 = 4,184.52 : x
  2. Step 2: Convert to fraction form
    13,547.01/20,312.69 = 4,184.52/x
  3. Step 3: Cross multiply
    13,547.01x = 20,312.69 × 4,184.52
  4. Step 4: Simplify right side
    13,547.01x = 84,998,836.64
  5. Step 5: Solve for x
    x = 84,998,836.64/13,547.01
  6. Step 6: Final answer
    x = 6,274.36

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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.