Home / 27,543.36-38,009.52-14,967.84

Finding the Fourth Proportional to 27,543.36, 38,009.52 and 14,967.84

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Solution

The fourth proportional to 27,543.36, 38,009.52 and 14,967.84 is: 20,655.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,543.36 : 38,009.52 = 14,967.84 : x
  2. Step 2: Convert to fraction form
    27,543.36/38,009.52 = 14,967.84/x
  3. Step 3: Cross multiply
    27,543.36x = 38,009.52 × 14,967.84
  4. Step 4: Simplify right side
    27,543.36x = 568,920,413.84
  5. Step 5: Solve for x
    x = 568,920,413.84/27,543.36
  6. Step 6: Final answer
    x = 20,655.45

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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.