Home / 48,009.27-72,017.36-18,427.10

Finding the Fourth Proportional to 48,009.27, 72,017.36 and 18,427.10

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Solution

The fourth proportional to 48,009.27, 72,017.36 and 18,427.10 is: 27,641.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,009.27 : 72,017.36 = 18,427.10 : x
  2. Step 2: Convert to fraction form
    48,009.27/72,017.36 = 18,427.10/x
  3. Step 3: Cross multiply
    48,009.27x = 72,017.36 × 18,427.10
  4. Step 4: Simplify right side
    48,009.27x = 1,327,071,094.46
  5. Step 5: Solve for x
    x = 1,327,071,094.46/48,009.27
  6. Step 6: Final answer
    x = 27,641.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.