Home / 14,276.60-21,415.13-4,415.77

Finding the Fourth Proportional to 14,276.60, 21,415.13 and 4,415.77

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Solution

The fourth proportional to 14,276.60, 21,415.13 and 4,415.77 is: 6,623.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.60 : 21,415.13 = 4,415.77 : x
  2. Step 2: Convert to fraction form
    14,276.60/21,415.13 = 4,415.77/x
  3. Step 3: Cross multiply
    14,276.60x = 21,415.13 × 4,415.77
  4. Step 4: Simplify right side
    14,276.60x = 94,564,214.23
  5. Step 5: Solve for x
    x = 94,564,214.23/14,276.60
  6. Step 6: Final answer
    x = 6,623.72

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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.