Home / 28,341.02-39,106.47-17,008.11

Finding the Fourth Proportional to 28,341.02, 39,106.47 and 17,008.11

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Solution

The fourth proportional to 28,341.02, 39,106.47 and 17,008.11 is: 23,468.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,341.02 : 39,106.47 = 17,008.11 : x
  2. Step 2: Convert to fraction form
    28,341.02/39,106.47 = 17,008.11/x
  3. Step 3: Cross multiply
    28,341.02x = 39,106.47 × 17,008.11
  4. Step 4: Simplify right side
    28,341.02x = 665,127,143.47
  5. Step 5: Solve for x
    x = 665,127,143.47/28,341.02
  6. Step 6: Final answer
    x = 23,468.71

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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.