Home / 57,038.83-85,497.91-21,484.77

Finding the Fourth Proportional to 57,038.83, 85,497.91 and 21,484.77

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Solution

The fourth proportional to 57,038.83, 85,497.91 and 21,484.77 is: 32,204.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,038.83 : 85,497.91 = 21,484.77 : x
  2. Step 2: Convert to fraction form
    57,038.83/85,497.91 = 21,484.77/x
  3. Step 3: Cross multiply
    57,038.83x = 85,497.91 × 21,484.77
  4. Step 4: Simplify right side
    57,038.83x = 1,836,902,931.83
  5. Step 5: Solve for x
    x = 1,836,902,931.83/57,038.83
  6. Step 6: Final answer
    x = 32,204.43

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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.