Home / 35,490.96-53,248.59-15,783.26

Finding the Fourth Proportional to 35,490.96, 53,248.59 and 15,783.26

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Solution

The fourth proportional to 35,490.96, 53,248.59 and 15,783.26 is: 23,680.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,490.96 : 53,248.59 = 15,783.26 : x
  2. Step 2: Convert to fraction form
    35,490.96/53,248.59 = 15,783.26/x
  3. Step 3: Cross multiply
    35,490.96x = 53,248.59 × 15,783.26
  4. Step 4: Simplify right side
    35,490.96x = 840,436,074.36
  5. Step 5: Solve for x
    x = 840,436,074.36/35,490.96
  6. Step 6: Final answer
    x = 23,680.29

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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.