Home / 32,726.68-45,163.10-18,386.80

Finding the Fourth Proportional to 32,726.68, 45,163.10 and 18,386.80

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Solution

The fourth proportional to 32,726.68, 45,163.10 and 18,386.80 is: 25,373.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,726.68 : 45,163.10 = 18,386.80 : x
  2. Step 2: Convert to fraction form
    32,726.68/45,163.10 = 18,386.80/x
  3. Step 3: Cross multiply
    32,726.68x = 45,163.10 × 18,386.80
  4. Step 4: Simplify right side
    32,726.68x = 830,404,887.08
  5. Step 5: Solve for x
    x = 830,404,887.08/32,726.68
  6. Step 6: Final answer
    x = 25,373.94

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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.