Home / 32,653.02-45,064.96-18,316.78

Finding the Fourth Proportional to 32,653.02, 45,064.96 and 18,316.78

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Solution

The fourth proportional to 32,653.02, 45,064.96 and 18,316.78 is: 25,279.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,653.02 : 45,064.96 = 18,316.78 : x
  2. Step 2: Convert to fraction form
    32,653.02/45,064.96 = 18,316.78/x
  3. Step 3: Cross multiply
    32,653.02x = 45,064.96 × 18,316.78
  4. Step 4: Simplify right side
    32,653.02x = 825,445,053.06
  5. Step 5: Solve for x
    x = 825,445,053.06/32,653.02
  6. Step 6: Final answer
    x = 25,279.28

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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.