Home / 35,883.90-53,823.66-13,390.26

Finding the Fourth Proportional to 35,883.90, 53,823.66 and 13,390.26

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Solution

The fourth proportional to 35,883.90, 53,823.66 and 13,390.26 is: 20,084.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,883.90 : 53,823.66 = 13,390.26 : x
  2. Step 2: Convert to fraction form
    35,883.90/53,823.66 = 13,390.26/x
  3. Step 3: Cross multiply
    35,883.90x = 53,823.66 × 13,390.26
  4. Step 4: Simplify right side
    35,883.90x = 720,712,801.55
  5. Step 5: Solve for x
    x = 720,712,801.55/35,883.90
  6. Step 6: Final answer
    x = 20,084.57

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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.