Home / 26,907.18-37,127.54-14,970.21

Finding the Fourth Proportional to 26,907.18, 37,127.54 and 14,970.21

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Solution

The fourth proportional to 26,907.18, 37,127.54 and 14,970.21 is: 20,656.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,907.18 : 37,127.54 = 14,970.21 : x
  2. Step 2: Convert to fraction form
    26,907.18/37,127.54 = 14,970.21/x
  3. Step 3: Cross multiply
    26,907.18x = 37,127.54 × 14,970.21
  4. Step 4: Simplify right side
    26,907.18x = 555,806,995.73
  5. Step 5: Solve for x
    x = 555,806,995.73/26,907.18
  6. Step 6: Final answer
    x = 20,656.46

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Double scale
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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.