Home / 34,781.95-48,001.47-19,674.62

Finding the Fourth Proportional to 34,781.95, 48,001.47 and 19,674.62

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Solution

The fourth proportional to 34,781.95, 48,001.47 and 19,674.62 is: 27,152.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,781.95 : 48,001.47 = 19,674.62 : x
  2. Step 2: Convert to fraction form
    34,781.95/48,001.47 = 19,674.62/x
  3. Step 3: Cross multiply
    34,781.95x = 48,001.47 × 19,674.62
  4. Step 4: Simplify right side
    34,781.95x = 944,410,681.69
  5. Step 5: Solve for x
    x = 944,410,681.69/34,781.95
  6. Step 6: Final answer
    x = 27,152.32

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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.