Home / 49,017.12-67,643.40-26,661.12

Finding the Fourth Proportional to 49,017.12, 67,643.40 and 26,661.12

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Solution

The fourth proportional to 49,017.12, 67,643.40 and 26,661.12 is: 36,792.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,017.12 : 67,643.40 = 26,661.12 : x
  2. Step 2: Convert to fraction form
    49,017.12/67,643.40 = 26,661.12/x
  3. Step 3: Cross multiply
    49,017.12x = 67,643.40 × 26,661.12
  4. Step 4: Simplify right side
    49,017.12x = 1,803,448,804.61
  5. Step 5: Solve for x
    x = 1,803,448,804.61/49,017.12
  6. Step 6: Final answer
    x = 36,792.22

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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.