Home / 31,293.36-46,895.88-16,472.40

Finding the Fourth Proportional to 31,293.36, 46,895.88 and 16,472.40

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Solution

The fourth proportional to 31,293.36, 46,895.88 and 16,472.40 is: 24,685.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,293.36 : 46,895.88 = 16,472.40 : x
  2. Step 2: Convert to fraction form
    31,293.36/46,895.88 = 16,472.40/x
  3. Step 3: Cross multiply
    31,293.36x = 46,895.88 × 16,472.40
  4. Step 4: Simplify right side
    31,293.36x = 772,487,693.71
  5. Step 5: Solve for x
    x = 772,487,693.71/31,293.36
  6. Step 6: Final answer
    x = 24,685.35

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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.