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Finding the Fourth Proportional to 27,427.40, 37,056.15 and 27,427.40

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Solution

The fourth proportional to 27,427.40, 37,056.15 and 27,427.40 is: 37,056.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,427.40 : 37,056.15 = 27,427.40 : x
  2. Step 2: Convert to fraction form
    27,427.40/37,056.15 = 27,427.40/x
  3. Step 3: Cross multiply
    27,427.40x = 37,056.15 × 27,427.40
  4. Step 4: Simplify right side
    27,427.40x = 1,016,353,848.51
  5. Step 5: Solve for x
    x = 1,016,353,848.51/27,427.40
  6. Step 6: Final answer
    x = 37,056.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.