Home / 39,628.60-59,421.42-17,415.96

Finding the Fourth Proportional to 39,628.60, 59,421.42 and 17,415.96

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Solution

The fourth proportional to 39,628.60, 59,421.42 and 17,415.96 is: 26,114.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,628.60 : 59,421.42 = 17,415.96 : x
  2. Step 2: Convert to fraction form
    39,628.60/59,421.42 = 17,415.96/x
  3. Step 3: Cross multiply
    39,628.60x = 59,421.42 × 17,415.96
  4. Step 4: Simplify right side
    39,628.60x = 1,034,881,073.86
  5. Step 5: Solve for x
    x = 1,034,881,073.86/39,628.60
  6. Step 6: Final answer
    x = 26,114.50

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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.