Home / 30,057.19-45,088.23-10,335.76

Finding the Fourth Proportional to 30,057.19, 45,088.23 and 10,335.76

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Solution

The fourth proportional to 30,057.19, 45,088.23 and 10,335.76 is: 15,504.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,057.19 : 45,088.23 = 10,335.76 : x
  2. Step 2: Convert to fraction form
    30,057.19/45,088.23 = 10,335.76/x
  3. Step 3: Cross multiply
    30,057.19x = 45,088.23 × 10,335.76
  4. Step 4: Simplify right side
    30,057.19x = 466,021,124.10
  5. Step 5: Solve for x
    x = 466,021,124.10/30,057.19
  6. Step 6: Final answer
    x = 15,504.48

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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.