Home / 48,031.24-72,045.32-21,735.98

Finding the Fourth Proportional to 48,031.24, 72,045.32 and 21,735.98

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Solution

The fourth proportional to 48,031.24, 72,045.32 and 21,735.98 is: 32,603.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,031.24 : 72,045.32 = 21,735.98 : x
  2. Step 2: Convert to fraction form
    48,031.24/72,045.32 = 21,735.98/x
  3. Step 3: Cross multiply
    48,031.24x = 72,045.32 × 21,735.98
  4. Step 4: Simplify right side
    48,031.24x = 1,565,975,165.71
  5. Step 5: Solve for x
    x = 1,565,975,165.71/48,031.24
  6. Step 6: Final answer
    x = 32,603.27

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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.