Home / 42,313.83-63,478.77-17,015.30

Finding the Fourth Proportional to 42,313.83, 63,478.77 and 17,015.30

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Solution

The fourth proportional to 42,313.83, 63,478.77 and 17,015.30 is: 25,526.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,313.83 : 63,478.77 = 17,015.30 : x
  2. Step 2: Convert to fraction form
    42,313.83/63,478.77 = 17,015.30/x
  3. Step 3: Cross multiply
    42,313.83x = 63,478.77 × 17,015.30
  4. Step 4: Simplify right side
    42,313.83x = 1,080,110,315.18
  5. Step 5: Solve for x
    x = 1,080,110,315.18/42,313.83
  6. Step 6: Final answer
    x = 25,526.18

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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.