Home / 46,332.40-63,890.95-39,640.18

Finding the Fourth Proportional to 46,332.40, 63,890.95 and 39,640.18

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Solution

The fourth proportional to 46,332.40, 63,890.95 and 39,640.18 is: 54,662.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,332.40 : 63,890.95 = 39,640.18 : x
  2. Step 2: Convert to fraction form
    46,332.40/63,890.95 = 39,640.18/x
  3. Step 3: Cross multiply
    46,332.40x = 63,890.95 × 39,640.18
  4. Step 4: Simplify right side
    46,332.40x = 2,532,648,499.54
  5. Step 5: Solve for x
    x = 2,532,648,499.54/46,332.40
  6. Step 6: Final answer
    x = 54,662.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.