Home / 27,095.03-37,389.40-15,156.30

Finding the Fourth Proportional to 27,095.03, 37,389.40 and 15,156.30

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Solution

The fourth proportional to 27,095.03, 37,389.40 and 15,156.30 is: 20,914.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,095.03 : 37,389.40 = 15,156.30 : x
  2. Step 2: Convert to fraction form
    27,095.03/37,389.40 = 15,156.30/x
  3. Step 3: Cross multiply
    27,095.03x = 37,389.40 × 15,156.30
  4. Step 4: Simplify right side
    27,095.03x = 566,684,963.22
  5. Step 5: Solve for x
    x = 566,684,963.22/27,095.03
  6. Step 6: Final answer
    x = 20,914.72

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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.