Home / 27,386.06-37,792.78-14,810.90

Finding the Fourth Proportional to 27,386.06, 37,792.78 and 14,810.90

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Solution

The fourth proportional to 27,386.06, 37,792.78 and 14,810.90 is: 20,439.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,386.06 : 37,792.78 = 14,810.90 : x
  2. Step 2: Convert to fraction form
    27,386.06/37,792.78 = 14,810.90/x
  3. Step 3: Cross multiply
    27,386.06x = 37,792.78 × 14,810.90
  4. Step 4: Simplify right side
    27,386.06x = 559,745,085.30
  5. Step 5: Solve for x
    x = 559,745,085.30/27,386.06
  6. Step 6: Final answer
    x = 20,439.05

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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.