Home / 15,079.35-22,611.69-4,547.40

Finding the Fourth Proportional to 15,079.35, 22,611.69 and 4,547.40

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Solution

The fourth proportional to 15,079.35, 22,611.69 and 4,547.40 is: 6,818.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,079.35 : 22,611.69 = 4,547.40 : x
  2. Step 2: Convert to fraction form
    15,079.35/22,611.69 = 4,547.40/x
  3. Step 3: Cross multiply
    15,079.35x = 22,611.69 × 4,547.40
  4. Step 4: Simplify right side
    15,079.35x = 102,824,399.11
  5. Step 5: Solve for x
    x = 102,824,399.11/15,079.35
  6. Step 6: Final answer
    x = 6,818.89

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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.