Home / 28,523.64-39,359.28-16,585.08

Finding the Fourth Proportional to 28,523.64, 39,359.28 and 16,585.08

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Solution

The fourth proportional to 28,523.64, 39,359.28 and 16,585.08 is: 22,885.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,523.64 : 39,359.28 = 16,585.08 : x
  2. Step 2: Convert to fraction form
    28,523.64/39,359.28 = 16,585.08/x
  3. Step 3: Cross multiply
    28,523.64x = 39,359.28 × 16,585.08
  4. Step 4: Simplify right side
    28,523.64x = 652,776,807.54
  5. Step 5: Solve for x
    x = 652,776,807.54/28,523.64
  6. Step 6: Final answer
    x = 22,885.47

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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.