Home / 35,380.96-53,084.40-16,666.72

Finding the Fourth Proportional to 35,380.96, 53,084.40 and 16,666.72

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Solution

The fourth proportional to 35,380.96, 53,084.40 and 16,666.72 is: 25,006.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,380.96 : 53,084.40 = 16,666.72 : x
  2. Step 2: Convert to fraction form
    35,380.96/53,084.40 = 16,666.72/x
  3. Step 3: Cross multiply
    35,380.96x = 53,084.40 × 16,666.72
  4. Step 4: Simplify right side
    35,380.96x = 884,742,831.17
  5. Step 5: Solve for x
    x = 884,742,831.17/35,380.96
  6. Step 6: Final answer
    x = 25,006.18

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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.