Home / 46,216.04-69,318.71-12,938.77

Finding the Fourth Proportional to 46,216.04, 69,318.71 and 12,938.77

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Solution

The fourth proportional to 46,216.04, 69,318.71 and 12,938.77 is: 19,406.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,216.04 : 69,318.71 = 12,938.77 : x
  2. Step 2: Convert to fraction form
    46,216.04/69,318.71 = 12,938.77/x
  3. Step 3: Cross multiply
    46,216.04x = 69,318.71 × 12,938.77
  4. Step 4: Simplify right side
    46,216.04x = 896,898,434.10
  5. Step 5: Solve for x
    x = 896,898,434.10/46,216.04
  6. Step 6: Final answer
    x = 19,406.65

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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.