Home / 21,457.99-32,192.25-17,335.36

Finding the Fourth Proportional to 21,457.99, 32,192.25 and 17,335.36

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Solution

The fourth proportional to 21,457.99, 32,192.25 and 17,335.36 is: 26,007.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,457.99 : 32,192.25 = 17,335.36 : x
  2. Step 2: Convert to fraction form
    21,457.99/32,192.25 = 17,335.36/x
  3. Step 3: Cross multiply
    21,457.99x = 32,192.25 × 17,335.36
  4. Step 4: Simplify right side
    21,457.99x = 558,064,242.96
  5. Step 5: Solve for x
    x = 558,064,242.96/21,457.99
  6. Step 6: Final answer
    x = 26,007.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.