Home / 14,547.08-21,820.63-4,687.83

Finding the Fourth Proportional to 14,547.08, 21,820.63 and 4,687.83

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Solution

The fourth proportional to 14,547.08, 21,820.63 and 4,687.83 is: 7,031.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,547.08 : 21,820.63 = 4,687.83 : x
  2. Step 2: Convert to fraction form
    14,547.08/21,820.63 = 4,687.83/x
  3. Step 3: Cross multiply
    14,547.08x = 21,820.63 × 4,687.83
  4. Step 4: Simplify right side
    14,547.08x = 102,291,294.83
  5. Step 5: Solve for x
    x = 102,291,294.83/14,547.08
  6. Step 6: Final answer
    x = 7,031.74

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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.