Home / 18,543.02-27,802.17-9,636.44

Finding the Fourth Proportional to 18,543.02, 27,802.17 and 9,636.44

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Solution

The fourth proportional to 18,543.02, 27,802.17 and 9,636.44 is: 14,448.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.02 : 27,802.17 = 9,636.44 : x
  2. Step 2: Convert to fraction form
    18,543.02/27,802.17 = 9,636.44/x
  3. Step 3: Cross multiply
    18,543.02x = 27,802.17 × 9,636.44
  4. Step 4: Simplify right side
    18,543.02x = 267,913,804.06
  5. Step 5: Solve for x
    x = 267,913,804.06/18,543.02
  6. Step 6: Final answer
    x = 14,448.23

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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.