Home / 30,468.15-42,044.40-17,036.73

Finding the Fourth Proportional to 30,468.15, 42,044.40 and 17,036.73

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Solution

The fourth proportional to 30,468.15, 42,044.40 and 17,036.73 is: 23,509.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,468.15 : 42,044.40 = 17,036.73 : x
  2. Step 2: Convert to fraction form
    30,468.15/42,044.40 = 17,036.73/x
  3. Step 3: Cross multiply
    30,468.15x = 42,044.40 × 17,036.73
  4. Step 4: Simplify right side
    30,468.15x = 716,299,090.81
  5. Step 5: Solve for x
    x = 716,299,090.81/30,468.15
  6. Step 6: Final answer
    x = 23,509.77

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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.