Home / 27,587.04-38,070.96-15,649.92

Finding the Fourth Proportional to 27,587.04, 38,070.96 and 15,649.92

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Solution

The fourth proportional to 27,587.04, 38,070.96 and 15,649.92 is: 21,597.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,587.04 : 38,070.96 = 15,649.92 : x
  2. Step 2: Convert to fraction form
    27,587.04/38,070.96 = 15,649.92/x
  3. Step 3: Cross multiply
    27,587.04x = 38,070.96 × 15,649.92
  4. Step 4: Simplify right side
    27,587.04x = 595,807,478.32
  5. Step 5: Solve for x
    x = 595,807,478.32/27,587.04
  6. Step 6: Final answer
    x = 21,597.37

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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.