Home / 30,352.05-45,526.45-9,292.10

Finding the Fourth Proportional to 30,352.05, 45,526.45 and 9,292.10

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Solution

The fourth proportional to 30,352.05, 45,526.45 and 9,292.10 is: 13,937.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,352.05 : 45,526.45 = 9,292.10 : x
  2. Step 2: Convert to fraction form
    30,352.05/45,526.45 = 9,292.10/x
  3. Step 3: Cross multiply
    30,352.05x = 45,526.45 × 9,292.10
  4. Step 4: Simplify right side
    30,352.05x = 423,036,326.05
  5. Step 5: Solve for x
    x = 423,036,326.05/30,352.05
  6. Step 6: Final answer
    x = 13,937.65

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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.