Home / 35,451.77-53,127.52-19,663.75

Finding the Fourth Proportional to 35,451.77, 53,127.52 and 19,663.75

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Solution

The fourth proportional to 35,451.77, 53,127.52 and 19,663.75 is: 29,467.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.77 : 53,127.52 = 19,663.75 : x
  2. Step 2: Convert to fraction form
    35,451.77/53,127.52 = 19,663.75/x
  3. Step 3: Cross multiply
    35,451.77x = 53,127.52 × 19,663.75
  4. Step 4: Simplify right side
    35,451.77x = 1,044,686,271.40
  5. Step 5: Solve for x
    x = 1,044,686,271.40/35,451.77
  6. Step 6: Final answer
    x = 29,467.82

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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.