Home / 27,386.40-37,793.02-14,811.15

Finding the Fourth Proportional to 27,386.40, 37,793.02 and 14,811.15

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Solution

The fourth proportional to 27,386.40, 37,793.02 and 14,811.15 is: 20,439.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,386.40 : 37,793.02 = 14,811.15 : x
  2. Step 2: Convert to fraction form
    27,386.40/37,793.02 = 14,811.15/x
  3. Step 3: Cross multiply
    27,386.40x = 37,793.02 × 14,811.15
  4. Step 4: Simplify right side
    27,386.40x = 559,758,051.15
  5. Step 5: Solve for x
    x = 559,758,051.15/27,386.40
  6. Step 6: Final answer
    x = 20,439.27

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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.