Home / 14,547.84-21,816.96-4,684.80

Finding the Fourth Proportional to 14,547.84, 21,816.96 and 4,684.80

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Solution

The fourth proportional to 14,547.84, 21,816.96 and 4,684.80 is: 7,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,547.84 : 21,816.96 = 4,684.80 : x
  2. Step 2: Convert to fraction form
    14,547.84/21,816.96 = 4,684.80/x
  3. Step 3: Cross multiply
    14,547.84x = 21,816.96 × 4,684.80
  4. Step 4: Simplify right side
    14,547.84x = 102,208,094.21
  5. Step 5: Solve for x
    x = 102,208,094.21/14,547.84
  6. Step 6: Final answer
    x = 7,025.65

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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.