Home / 32,653.02-45,045.06-21,317.22

Finding the Fourth Proportional to 32,653.02, 45,045.06 and 21,317.22

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Solution

The fourth proportional to 32,653.02, 45,045.06 and 21,317.22 is: 29,407.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,653.02 : 45,045.06 = 21,317.22 : x
  2. Step 2: Convert to fraction form
    32,653.02/45,045.06 = 21,317.22/x
  3. Step 3: Cross multiply
    32,653.02x = 45,045.06 × 21,317.22
  4. Step 4: Simplify right side
    32,653.02x = 960,235,453.93
  5. Step 5: Solve for x
    x = 960,235,453.93/32,653.02
  6. Step 6: Final answer
    x = 29,407.25

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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.