Home / 13,852.28-19,116.06-8,547.08

Finding the Fourth Proportional to 13,852.28, 19,116.06 and 8,547.08

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Solution

The fourth proportional to 13,852.28, 19,116.06 and 8,547.08 is: 11,794.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852.28 : 19,116.06 = 8,547.08 : x
  2. Step 2: Convert to fraction form
    13,852.28/19,116.06 = 8,547.08/x
  3. Step 3: Cross multiply
    13,852.28x = 19,116.06 × 8,547.08
  4. Step 4: Simplify right side
    13,852.28x = 163,386,494.10
  5. Step 5: Solve for x
    x = 163,386,494.10/13,852.28
  6. Step 6: Final answer
    x = 11,794.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.