Home / 19,547.28-29,300.04-6,396.12

Finding the Fourth Proportional to 19,547.28, 29,300.04 and 6,396.12

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Solution

The fourth proportional to 19,547.28, 29,300.04 and 6,396.12 is: 9,587.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,547.28 : 29,300.04 = 6,396.12 : x
  2. Step 2: Convert to fraction form
    19,547.28/29,300.04 = 6,396.12/x
  3. Step 3: Cross multiply
    19,547.28x = 29,300.04 × 6,396.12
  4. Step 4: Simplify right side
    19,547.28x = 187,406,571.84
  5. Step 5: Solve for x
    x = 187,406,571.84/19,547.28
  6. Step 6: Final answer
    x = 9,587.35

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1.5x scale

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.