Home / 25,353.70-38,030.55-16,897.30

Finding the Fourth Proportional to 25,353.70, 38,030.55 and 16,897.30

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Solution

The fourth proportional to 25,353.70, 38,030.55 and 16,897.30 is: 25,345.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,353.70 : 38,030.55 = 16,897.30 : x
  2. Step 2: Convert to fraction form
    25,353.70/38,030.55 = 16,897.30/x
  3. Step 3: Cross multiply
    25,353.70x = 38,030.55 × 16,897.30
  4. Step 4: Simplify right side
    25,353.70x = 642,613,612.52
  5. Step 5: Solve for x
    x = 642,613,612.52/25,353.70
  6. Step 6: Final answer
    x = 25,345.95

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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.