Home / 31,973.47-44,122.51-18,543.87

Finding the Fourth Proportional to 31,973.47, 44,122.51 and 18,543.87

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Solution

The fourth proportional to 31,973.47, 44,122.51 and 18,543.87 is: 25,590.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,973.47 : 44,122.51 = 18,543.87 : x
  2. Step 2: Convert to fraction form
    31,973.47/44,122.51 = 18,543.87/x
  3. Step 3: Cross multiply
    31,973.47x = 44,122.51 × 18,543.87
  4. Step 4: Simplify right side
    31,973.47x = 818,202,089.51
  5. Step 5: Solve for x
    x = 818,202,089.51/31,973.47
  6. Step 6: Final answer
    x = 25,590.03

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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.