Home / 35,012.99-48,309.63-19,904.47

Finding the Fourth Proportional to 35,012.99, 48,309.63 and 19,904.47

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Solution

The fourth proportional to 35,012.99, 48,309.63 and 19,904.47 is: 27,463.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,012.99 : 48,309.63 = 19,904.47 : x
  2. Step 2: Convert to fraction form
    35,012.99/48,309.63 = 19,904.47/x
  3. Step 3: Cross multiply
    35,012.99x = 48,309.63 × 19,904.47
  4. Step 4: Simplify right side
    35,012.99x = 961,577,497.59
  5. Step 5: Solve for x
    x = 961,577,497.59/35,012.99
  6. Step 6: Final answer
    x = 27,463.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.