Home / 46,264.60-69,386.52-21,280.65

Finding the Fourth Proportional to 46,264.60, 69,386.52 and 21,280.65

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Solution

The fourth proportional to 46,264.60, 69,386.52 and 21,280.65 is: 31,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,264.60 : 69,386.52 = 21,280.65 : x
  2. Step 2: Convert to fraction form
    46,264.60/69,386.52 = 21,280.65/x
  3. Step 3: Cross multiply
    46,264.60x = 69,386.52 × 21,280.65
  4. Step 4: Simplify right side
    46,264.60x = 1,476,590,140.43
  5. Step 5: Solve for x
    x = 1,476,590,140.43/46,264.60
  6. Step 6: Final answer
    x = 31,916.20

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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.