Home / 30,572.83-45,865.86-10,582.30

Finding the Fourth Proportional to 30,572.83, 45,865.86 and 10,582.30

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Solution

The fourth proportional to 30,572.83, 45,865.86 and 10,582.30 is: 15,875.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,572.83 : 45,865.86 = 10,582.30 : x
  2. Step 2: Convert to fraction form
    30,572.83/45,865.86 = 10,582.30/x
  3. Step 3: Cross multiply
    30,572.83x = 45,865.86 × 10,582.30
  4. Step 4: Simplify right side
    30,572.83x = 485,366,290.28
  5. Step 5: Solve for x
    x = 485,366,290.28/30,572.83
  6. Step 6: Final answer
    x = 15,875.74

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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.