Home / 53,386.08-73,671.36-29,511.12

Finding the Fourth Proportional to 53,386.08, 73,671.36 and 29,511.12

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Solution

The fourth proportional to 53,386.08, 73,671.36 and 29,511.12 is: 40,724.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,386.08 : 73,671.36 = 29,511.12 : x
  2. Step 2: Convert to fraction form
    53,386.08/73,671.36 = 29,511.12/x
  3. Step 3: Cross multiply
    53,386.08x = 73,671.36 × 29,511.12
  4. Step 4: Simplify right side
    53,386.08x = 2,174,124,345.52
  5. Step 5: Solve for x
    x = 2,174,124,345.52/53,386.08
  6. Step 6: Final answer
    x = 40,724.55

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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.