Home / 30,376.27-45,564.02-10,385.56

Finding the Fourth Proportional to 30,376.27, 45,564.02 and 10,385.56

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Solution

The fourth proportional to 30,376.27, 45,564.02 and 10,385.56 is: 15,578.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,376.27 : 45,564.02 = 10,385.56 : x
  2. Step 2: Convert to fraction form
    30,376.27/45,564.02 = 10,385.56/x
  3. Step 3: Cross multiply
    30,376.27x = 45,564.02 × 10,385.56
  4. Step 4: Simplify right side
    30,376.27x = 473,207,697.71
  5. Step 5: Solve for x
    x = 473,207,697.71/30,376.27
  6. Step 6: Final answer
    x = 15,578.20

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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.