Home / 14,547.94-20,071.20-8,881.18

Finding the Fourth Proportional to 14,547.94, 20,071.20 and 8,881.18

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Solution

The fourth proportional to 14,547.94, 20,071.20 and 8,881.18 is: 12,253.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,547.94 : 20,071.20 = 8,881.18 : x
  2. Step 2: Convert to fraction form
    14,547.94/20,071.20 = 8,881.18/x
  3. Step 3: Cross multiply
    14,547.94x = 20,071.20 × 8,881.18
  4. Step 4: Simplify right side
    14,547.94x = 178,255,940.02
  5. Step 5: Solve for x
    x = 178,255,940.02/14,547.94
  6. Step 6: Final answer
    x = 12,253.00

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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.