Home / 31,680.04-47,484.86-16,065.40

Finding the Fourth Proportional to 31,680.04, 47,484.86 and 16,065.40

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Solution

The fourth proportional to 31,680.04, 47,484.86 and 16,065.40 is: 24,080.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,680.04 : 47,484.86 = 16,065.40 : x
  2. Step 2: Convert to fraction form
    31,680.04/47,484.86 = 16,065.40/x
  3. Step 3: Cross multiply
    31,680.04x = 47,484.86 × 16,065.40
  4. Step 4: Simplify right side
    31,680.04x = 762,863,269.84
  5. Step 5: Solve for x
    x = 762,863,269.84/31,680.04
  6. Step 6: Final answer
    x = 24,080.25

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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.