Home / 14,681.03-20,265.06-8,712.69

Finding the Fourth Proportional to 14,681.03, 20,265.06 and 8,712.69

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Solution

The fourth proportional to 14,681.03, 20,265.06 and 8,712.69 is: 12,026.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,681.03 : 20,265.06 = 8,712.69 : x
  2. Step 2: Convert to fraction form
    14,681.03/20,265.06 = 8,712.69/x
  3. Step 3: Cross multiply
    14,681.03x = 20,265.06 × 8,712.69
  4. Step 4: Simplify right side
    14,681.03x = 176,563,185.61
  5. Step 5: Solve for x
    x = 176,563,185.61/14,681.03
  6. Step 6: Final answer
    x = 12,026.63

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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.