Home / 14,664.66-20,210.10-10,415.91

Finding the Fourth Proportional to 14,664.66, 20,210.10 and 10,415.91

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Solution

The fourth proportional to 14,664.66, 20,210.10 and 10,415.91 is: 14,354.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.66 : 20,210.10 = 10,415.91 : x
  2. Step 2: Convert to fraction form
    14,664.66/20,210.10 = 10,415.91/x
  3. Step 3: Cross multiply
    14,664.66x = 20,210.10 × 10,415.91
  4. Step 4: Simplify right side
    14,664.66x = 210,506,582.69
  5. Step 5: Solve for x
    x = 210,506,582.69/14,664.66
  6. Step 6: Final answer
    x = 14,354.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.