Home / 30,290.16-45,425.53-10,023.15

Finding the Fourth Proportional to 30,290.16, 45,425.53 and 10,023.15

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Solution

The fourth proportional to 30,290.16, 45,425.53 and 10,023.15 is: 15,031.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,290.16 : 45,425.53 = 10,023.15 : x
  2. Step 2: Convert to fraction form
    30,290.16/45,425.53 = 10,023.15/x
  3. Step 3: Cross multiply
    30,290.16x = 45,425.53 × 10,023.15
  4. Step 4: Simplify right side
    30,290.16x = 455,306,901.02
  5. Step 5: Solve for x
    x = 455,306,901.02/30,290.16
  6. Step 6: Final answer
    x = 15,031.51

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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.