Home / 28,628.16-39,506.72-16,052.91

Finding the Fourth Proportional to 28,628.16, 39,506.72 and 16,052.91

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Solution

The fourth proportional to 28,628.16, 39,506.72 and 16,052.91 is: 22,152.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,628.16 : 39,506.72 = 16,052.91 : x
  2. Step 2: Convert to fraction form
    28,628.16/39,506.72 = 16,052.91/x
  3. Step 3: Cross multiply
    28,628.16x = 39,506.72 × 16,052.91
  4. Step 4: Simplify right side
    28,628.16x = 634,197,740.29
  5. Step 5: Solve for x
    x = 634,197,740.29/28,628.16
  6. Step 6: Final answer
    x = 22,152.93

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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.