Home / 25,113.72-34,657.00-13,783.31

Finding the Fourth Proportional to 25,113.72, 34,657.00 and 13,783.31

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Solution

The fourth proportional to 25,113.72, 34,657.00 and 13,783.31 is: 19,021.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,113.72 : 34,657.00 = 13,783.31 : x
  2. Step 2: Convert to fraction form
    25,113.72/34,657.00 = 13,783.31/x
  3. Step 3: Cross multiply
    25,113.72x = 34,657.00 × 13,783.31
  4. Step 4: Simplify right side
    25,113.72x = 477,687,966.93
  5. Step 5: Solve for x
    x = 477,687,966.93/25,113.72
  6. Step 6: Final answer
    x = 19,021.00

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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.