Home / 35,531.91-53,266.50-14,489.55

Finding the Fourth Proportional to 35,531.91, 53,266.50 and 14,489.55

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Solution

The fourth proportional to 35,531.91, 53,266.50 and 14,489.55 is: 21,721.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,531.91 : 53,266.50 = 14,489.55 : x
  2. Step 2: Convert to fraction form
    35,531.91/53,266.50 = 14,489.55/x
  3. Step 3: Cross multiply
    35,531.91x = 53,266.50 × 14,489.55
  4. Step 4: Simplify right side
    35,531.91x = 771,807,615.08
  5. Step 5: Solve for x
    x = 771,807,615.08/35,531.91
  6. Step 6: Final answer
    x = 21,721.53

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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.