Home / 56,946.13-85,419.21-15,393.13

Finding the Fourth Proportional to 56,946.13, 85,419.21 and 15,393.13

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Solution

The fourth proportional to 56,946.13, 85,419.21 and 15,393.13 is: 23,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,946.13 : 85,419.21 = 15,393.13 : x
  2. Step 2: Convert to fraction form
    56,946.13/85,419.21 = 15,393.13/x
  3. Step 3: Cross multiply
    56,946.13x = 85,419.21 × 15,393.13
  4. Step 4: Simplify right side
    56,946.13x = 1,314,869,004.03
  5. Step 5: Solve for x
    x = 1,314,869,004.03/56,946.13
  6. Step 6: Final answer
    x = 23,089.70

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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.