Home / 31,460.02-47,182.47-9,267.40

Finding the Fourth Proportional to 31,460.02, 47,182.47 and 9,267.40

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Solution

The fourth proportional to 31,460.02, 47,182.47 and 9,267.40 is: 13,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,460.02 : 47,182.47 = 9,267.40 : x
  2. Step 2: Convert to fraction form
    31,460.02/47,182.47 = 9,267.40/x
  3. Step 3: Cross multiply
    31,460.02x = 47,182.47 × 9,267.40
  4. Step 4: Simplify right side
    31,460.02x = 437,258,822.48
  5. Step 5: Solve for x
    x = 437,258,822.48/31,460.02
  6. Step 6: Final answer
    x = 13,898.87

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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.