Home / 55,295.24-76,307.67-31,423.19

Finding the Fourth Proportional to 55,295.24, 76,307.67 and 31,423.19

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Solution

The fourth proportional to 55,295.24, 76,307.67 and 31,423.19 is: 43,364.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,295.24 : 76,307.67 = 31,423.19 : x
  2. Step 2: Convert to fraction form
    55,295.24/76,307.67 = 31,423.19/x
  3. Step 3: Cross multiply
    55,295.24x = 76,307.67 × 31,423.19
  4. Step 4: Simplify right side
    55,295.24x = 2,397,830,031.33
  5. Step 5: Solve for x
    x = 2,397,830,031.33/55,295.24
  6. Step 6: Final answer
    x = 43,364.13

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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.