Home / 27,307.55-37,696.04-18,360.25

Finding the Fourth Proportional to 27,307.55, 37,696.04 and 18,360.25

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Solution

The fourth proportional to 27,307.55, 37,696.04 and 18,360.25 is: 25,344.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,307.55 : 37,696.04 = 18,360.25 : x
  2. Step 2: Convert to fraction form
    27,307.55/37,696.04 = 18,360.25/x
  3. Step 3: Cross multiply
    27,307.55x = 37,696.04 × 18,360.25
  4. Step 4: Simplify right side
    27,307.55x = 692,108,670.07
  5. Step 5: Solve for x
    x = 692,108,670.07/27,307.55
  6. Step 6: Final answer
    x = 25,344.95

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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.