Home / 32,742.60-45,190.26-19,317.18

Finding the Fourth Proportional to 32,742.60, 45,190.26 and 19,317.18

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Solution

The fourth proportional to 32,742.60, 45,190.26 and 19,317.18 is: 26,660.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,742.60 : 45,190.26 = 19,317.18 : x
  2. Step 2: Convert to fraction form
    32,742.60/45,190.26 = 19,317.18/x
  3. Step 3: Cross multiply
    32,742.60x = 45,190.26 × 19,317.18
  4. Step 4: Simplify right side
    32,742.60x = 872,948,386.67
  5. Step 5: Solve for x
    x = 872,948,386.67/32,742.60
  6. Step 6: Final answer
    x = 26,660.94

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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.