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Finding the Fourth Proportional to 57,328.51, 85,905.10 and 24,030.43

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Solution

The fourth proportional to 57,328.51, 85,905.10 and 24,030.43 is: 36,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,328.51 : 85,905.10 = 24,030.43 : x
  2. Step 2: Convert to fraction form
    57,328.51/85,905.10 = 24,030.43/x
  3. Step 3: Cross multiply
    57,328.51x = 85,905.10 × 24,030.43
  4. Step 4: Simplify right side
    57,328.51x = 2,064,336,492.19
  5. Step 5: Solve for x
    x = 2,064,336,492.19/57,328.51
  6. Step 6: Final answer
    x = 36,008.90

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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.