Home / 34,784.64-48,002.54-18,869.10

Finding the Fourth Proportional to 34,784.64, 48,002.54 and 18,869.10

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Solution

The fourth proportional to 34,784.64, 48,002.54 and 18,869.10 is: 26,039.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,784.64 : 48,002.54 = 18,869.10 : x
  2. Step 2: Convert to fraction form
    34,784.64/48,002.54 = 18,869.10/x
  3. Step 3: Cross multiply
    34,784.64x = 48,002.54 × 18,869.10
  4. Step 4: Simplify right side
    34,784.64x = 905,764,727.51
  5. Step 5: Solve for x
    x = 905,764,727.51/34,784.64
  6. Step 6: Final answer
    x = 26,039.22

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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.