Home / 32,619.49-45,012.74-18,276.82

Finding the Fourth Proportional to 32,619.49, 45,012.74 and 18,276.82

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Solution

The fourth proportional to 32,619.49, 45,012.74 and 18,276.82 is: 25,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,619.49 : 45,012.74 = 18,276.82 : x
  2. Step 2: Convert to fraction form
    32,619.49/45,012.74 = 18,276.82/x
  3. Step 3: Cross multiply
    32,619.49x = 45,012.74 × 18,276.82
  4. Step 4: Simplify right side
    32,619.49x = 822,689,746.69
  5. Step 5: Solve for x
    x = 822,689,746.69/32,619.49
  6. Step 6: Final answer
    x = 25,220.80

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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.