Home / 32,617.84-45,012.48-18,470.32

Finding the Fourth Proportional to 32,617.84, 45,012.48 and 18,470.32

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Solution

The fourth proportional to 32,617.84, 45,012.48 and 18,470.32 is: 25,488.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,617.84 : 45,012.48 = 18,470.32 : x
  2. Step 2: Convert to fraction form
    32,617.84/45,012.48 = 18,470.32/x
  3. Step 3: Cross multiply
    32,617.84x = 45,012.48 × 18,470.32
  4. Step 4: Simplify right side
    32,617.84x = 831,394,909.59
  5. Step 5: Solve for x
    x = 831,394,909.59/32,617.84
  6. Step 6: Final answer
    x = 25,488.96

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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.