Home / 45,887.55-68,823.77-14,718.75

Finding the Fourth Proportional to 45,887.55, 68,823.77 and 14,718.75

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Solution

The fourth proportional to 45,887.55, 68,823.77 and 14,718.75 is: 22,075.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,887.55 : 68,823.77 = 14,718.75 : x
  2. Step 2: Convert to fraction form
    45,887.55/68,823.77 = 14,718.75/x
  3. Step 3: Cross multiply
    45,887.55x = 68,823.77 × 14,718.75
  4. Step 4: Simplify right side
    45,887.55x = 1,012,999,791.09
  5. Step 5: Solve for x
    x = 1,012,999,791.09/45,887.55
  6. Step 6: Final answer
    x = 22,075.70

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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.