Home / 28,058.04-38,719.08-15,482.52

Finding the Fourth Proportional to 28,058.04, 38,719.08 and 15,482.52

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Solution

The fourth proportional to 28,058.04, 38,719.08 and 15,482.52 is: 21,365.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,058.04 : 38,719.08 = 15,482.52 : x
  2. Step 2: Convert to fraction form
    28,058.04/38,719.08 = 15,482.52/x
  3. Step 3: Cross multiply
    28,058.04x = 38,719.08 × 15,482.52
  4. Step 4: Simplify right side
    28,058.04x = 599,468,930.48
  5. Step 5: Solve for x
    x = 599,468,930.48/28,058.04
  6. Step 6: Final answer
    x = 21,365.32

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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.