Home / 35,511.76-53,265.55-13,323.28

Finding the Fourth Proportional to 35,511.76, 53,265.55 and 13,323.28

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Solution

The fourth proportional to 35,511.76, 53,265.55 and 13,323.28 is: 19,984.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,511.76 : 53,265.55 = 13,323.28 : x
  2. Step 2: Convert to fraction form
    35,511.76/53,265.55 = 13,323.28/x
  3. Step 3: Cross multiply
    35,511.76x = 53,265.55 × 13,323.28
  4. Step 4: Simplify right side
    35,511.76x = 709,671,837.00
  5. Step 5: Solve for x
    x = 709,671,837.00/35,511.76
  6. Step 6: Final answer
    x = 19,984.14

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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.