Home / 35,056.47-48,379.89-19,142.40

Finding the Fourth Proportional to 35,056.47, 48,379.89 and 19,142.40

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Solution

The fourth proportional to 35,056.47, 48,379.89 and 19,142.40 is: 26,417.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,056.47 : 48,379.89 = 19,142.40 : x
  2. Step 2: Convert to fraction form
    35,056.47/48,379.89 = 19,142.40/x
  3. Step 3: Cross multiply
    35,056.47x = 48,379.89 × 19,142.40
  4. Step 4: Simplify right side
    35,056.47x = 926,107,206.34
  5. Step 5: Solve for x
    x = 926,107,206.34/35,056.47
  6. Step 6: Final answer
    x = 26,417.58

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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.