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Finding the Fourth Proportional to 46,569.60, 69,850.08 and 15,405.12

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Solution

The fourth proportional to 46,569.60, 69,850.08 and 15,405.12 is: 23,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,569.60 : 69,850.08 = 15,405.12 : x
  2. Step 2: Convert to fraction form
    46,569.60/69,850.08 = 15,405.12/x
  3. Step 3: Cross multiply
    46,569.60x = 69,850.08 × 15,405.12
  4. Step 4: Simplify right side
    46,569.60x = 1,076,048,864.41
  5. Step 5: Solve for x
    x = 1,076,048,864.41/46,569.60
  6. Step 6: Final answer
    x = 23,106.25

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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.