Home / 28,384.02-38,886.29-27,319.92

Finding the Fourth Proportional to 28,384.02, 38,886.29 and 27,319.92

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Solution

The fourth proportional to 28,384.02, 38,886.29 and 27,319.92 is: 37,428.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,384.02 : 38,886.29 = 27,319.92 : x
  2. Step 2: Convert to fraction form
    28,384.02/38,886.29 = 27,319.92/x
  3. Step 3: Cross multiply
    28,384.02x = 38,886.29 × 27,319.92
  4. Step 4: Simplify right side
    28,384.02x = 1,062,370,305.60
  5. Step 5: Solve for x
    x = 1,062,370,305.60/28,384.02
  6. Step 6: Final answer
    x = 37,428.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.