Home / 40,807.05-61,210.58-14,541.45

Finding the Fourth Proportional to 40,807.05, 61,210.58 and 14,541.45

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Solution

The fourth proportional to 40,807.05, 61,210.58 and 14,541.45 is: 21,812.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,807.05 : 61,210.58 = 14,541.45 : x
  2. Step 2: Convert to fraction form
    40,807.05/61,210.58 = 14,541.45/x
  3. Step 3: Cross multiply
    40,807.05x = 61,210.58 × 14,541.45
  4. Step 4: Simplify right side
    40,807.05x = 890,090,515.83
  5. Step 5: Solve for x
    x = 890,090,515.83/40,807.05
  6. Step 6: Final answer
    x = 21,812.18

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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.