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Finding the Fourth Proportional to 32,670.95, 45,078.95 and 19,237.29

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Solution

The fourth proportional to 32,670.95, 45,078.95 and 19,237.29 is: 26,543.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,670.95 : 45,078.95 = 19,237.29 : x
  2. Step 2: Convert to fraction form
    32,670.95/45,078.95 = 19,237.29/x
  3. Step 3: Cross multiply
    32,670.95x = 45,078.95 × 19,237.29
  4. Step 4: Simplify right side
    32,670.95x = 867,196,737.86
  5. Step 5: Solve for x
    x = 867,196,737.86/32,670.95
  6. Step 6: Final answer
    x = 26,543.36

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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.