Home / 61,088.48-91,647.06-18,966.42

Finding the Fourth Proportional to 61,088.48, 91,647.06 and 18,966.42

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Solution

The fourth proportional to 61,088.48, 91,647.06 and 18,966.42 is: 28,454.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,088.48 : 91,647.06 = 18,966.42 : x
  2. Step 2: Convert to fraction form
    61,088.48/91,647.06 = 18,966.42/x
  3. Step 3: Cross multiply
    61,088.48x = 91,647.06 × 18,966.42
  4. Step 4: Simplify right side
    61,088.48x = 1,738,216,631.73
  5. Step 5: Solve for x
    x = 1,738,216,631.73/61,088.48
  6. Step 6: Final answer
    x = 28,454.08

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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.