Home / 26,988.87-37,231.02-18,048.27

Finding the Fourth Proportional to 26,988.87, 37,231.02 and 18,048.27

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Solution

The fourth proportional to 26,988.87, 37,231.02 and 18,048.27 is: 24,897.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,988.87 : 37,231.02 = 18,048.27 : x
  2. Step 2: Convert to fraction form
    26,988.87/37,231.02 = 18,048.27/x
  3. Step 3: Cross multiply
    26,988.87x = 37,231.02 × 18,048.27
  4. Step 4: Simplify right side
    26,988.87x = 671,955,501.34
  5. Step 5: Solve for x
    x = 671,955,501.34/26,988.87
  6. Step 6: Final answer
    x = 24,897.50

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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.