Home / 30,535.48-45,801.72-17,892.40

Finding the Fourth Proportional to 30,535.48, 45,801.72 and 17,892.40

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Solution

The fourth proportional to 30,535.48, 45,801.72 and 17,892.40 is: 26,837.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,535.48 : 45,801.72 = 17,892.40 : x
  2. Step 2: Convert to fraction form
    30,535.48/45,801.72 = 17,892.40/x
  3. Step 3: Cross multiply
    30,535.48x = 45,801.72 × 17,892.40
  4. Step 4: Simplify right side
    30,535.48x = 819,502,694.93
  5. Step 5: Solve for x
    x = 819,502,694.93/30,535.48
  6. Step 6: Final answer
    x = 26,837.72

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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.