Home / 38,290.32-57,437.36-10,210.63

Finding the Fourth Proportional to 38,290.32, 57,437.36 and 10,210.63

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Solution

The fourth proportional to 38,290.32, 57,437.36 and 10,210.63 is: 15,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,290.32 : 57,437.36 = 10,210.63 : x
  2. Step 2: Convert to fraction form
    38,290.32/57,437.36 = 10,210.63/x
  3. Step 3: Cross multiply
    38,290.32x = 57,437.36 × 10,210.63
  4. Step 4: Simplify right side
    38,290.32x = 586,471,420.93
  5. Step 5: Solve for x
    x = 586,471,420.93/38,290.32
  6. Step 6: Final answer
    x = 15,316.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.