Home / 28,062.40-38,647.36-27,450.04

Finding the Fourth Proportional to 28,062.40, 38,647.36 and 27,450.04

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Solution

The fourth proportional to 28,062.40, 38,647.36 and 27,450.04 is: 37,804.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,062.40 : 38,647.36 = 27,450.04 : x
  2. Step 2: Convert to fraction form
    28,062.40/38,647.36 = 27,450.04/x
  3. Step 3: Cross multiply
    28,062.40x = 38,647.36 × 27,450.04
  4. Step 4: Simplify right side
    28,062.40x = 1,060,871,577.89
  5. Step 5: Solve for x
    x = 1,060,871,577.89/28,062.40
  6. Step 6: Final answer
    x = 37,804.02

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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.