Home / 30,306.48-45,300.15-26,326.20

Finding the Fourth Proportional to 30,306.48, 45,300.15 and 26,326.20

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Solution

The fourth proportional to 30,306.48, 45,300.15 and 26,326.20 is: 39,350.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,306.48 : 45,300.15 = 26,326.20 : x
  2. Step 2: Convert to fraction form
    30,306.48/45,300.15 = 26,326.20/x
  3. Step 3: Cross multiply
    30,306.48x = 45,300.15 × 26,326.20
  4. Step 4: Simplify right side
    30,306.48x = 1,192,580,808.93
  5. Step 5: Solve for x
    x = 1,192,580,808.93/30,306.48
  6. Step 6: Final answer
    x = 39,350.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.