Home / 55,007.28-75,774-46,914.48

Finding the Fourth Proportional to 55,007.28, 75,774 and 46,914.48

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Solution

The fourth proportional to 55,007.28, 75,774 and 46,914.48 is: 64,625.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,007.28 : 75,774 = 46,914.48 : x
  2. Step 2: Convert to fraction form
    55,007.28/75,774 = 46,914.48/x
  3. Step 3: Cross multiply
    55,007.28x = 75,774 × 46,914.48
  4. Step 4: Simplify right side
    55,007.28x = 3,554,897,807.52
  5. Step 5: Solve for x
    x = 3,554,897,807.52/55,007.28
  6. Step 6: Final answer
    x = 64,625.95

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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.