Home / 31,704.06-47,561.55-10,646.13

Finding the Fourth Proportional to 31,704.06, 47,561.55 and 10,646.13

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Solution

The fourth proportional to 31,704.06, 47,561.55 and 10,646.13 is: 15,971.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,704.06 : 47,561.55 = 10,646.13 : x
  2. Step 2: Convert to fraction form
    31,704.06/47,561.55 = 10,646.13/x
  3. Step 3: Cross multiply
    31,704.06x = 47,561.55 × 10,646.13
  4. Step 4: Simplify right side
    31,704.06x = 506,346,271.26
  5. Step 5: Solve for x
    x = 506,346,271.26/31,704.06
  6. Step 6: Final answer
    x = 15,971.02

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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.