Home / 48,013.22-72,017.67-18,444.98

Finding the Fourth Proportional to 48,013.22, 72,017.67 and 18,444.98

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Solution

The fourth proportional to 48,013.22, 72,017.67 and 18,444.98 is: 27,666.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,013.22 : 72,017.67 = 18,444.98 : x
  2. Step 2: Convert to fraction form
    48,013.22/72,017.67 = 18,444.98/x
  3. Step 3: Cross multiply
    48,013.22x = 72,017.67 × 18,444.98
  4. Step 4: Simplify right side
    48,013.22x = 1,328,364,482.80
  5. Step 5: Solve for x
    x = 1,328,364,482.80/48,013.22
  6. Step 6: Final answer
    x = 27,666.64

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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.