Home / 48,312.09-66,636.94-46,686.42

Finding the Fourth Proportional to 48,312.09, 66,636.94 and 46,686.42

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Solution

The fourth proportional to 48,312.09, 66,636.94 and 46,686.42 is: 64,394.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,312.09 : 66,636.94 = 46,686.42 : x
  2. Step 2: Convert to fraction form
    48,312.09/66,636.94 = 46,686.42/x
  3. Step 3: Cross multiply
    48,312.09x = 66,636.94 × 46,686.42
  4. Step 4: Simplify right side
    48,312.09x = 3,111,040,168.35
  5. Step 5: Solve for x
    x = 3,111,040,168.35/48,312.09
  6. Step 6: Final answer
    x = 64,394.65

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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.