Home / 46,625.40-69,938.10-18,923.40

Finding the Fourth Proportional to 46,625.40, 69,938.10 and 18,923.40

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Solution

The fourth proportional to 46,625.40, 69,938.10 and 18,923.40 is: 28,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,625.40 : 69,938.10 = 18,923.40 : x
  2. Step 2: Convert to fraction form
    46,625.40/69,938.10 = 18,923.40/x
  3. Step 3: Cross multiply
    46,625.40x = 69,938.10 × 18,923.40
  4. Step 4: Simplify right side
    46,625.40x = 1,323,466,641.54
  5. Step 5: Solve for x
    x = 1,323,466,641.54/46,625.40
  6. Step 6: Final answer
    x = 28,385.10

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1.5x scale

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.