Home / 48,311.84-66,636.60-46,686.17

Finding the Fourth Proportional to 48,311.84, 66,636.60 and 46,686.17

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Solution

The fourth proportional to 48,311.84, 66,636.60 and 46,686.17 is: 64,394.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,311.84 : 66,636.60 = 46,686.17 : x
  2. Step 2: Convert to fraction form
    48,311.84/66,636.60 = 46,686.17/x
  3. Step 3: Cross multiply
    48,311.84x = 66,636.60 × 46,686.17
  4. Step 4: Simplify right side
    48,311.84x = 3,111,007,302.64
  5. Step 5: Solve for x
    x = 3,111,007,302.64/48,311.84
  6. Step 6: Final answer
    x = 64,394.31

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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.