Home / 25,587.43-35,308.13-14,256.47

Finding the Fourth Proportional to 25,587.43, 35,308.13 and 14,256.47

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Solution

The fourth proportional to 25,587.43, 35,308.13 and 14,256.47 is: 19,672.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,587.43 : 35,308.13 = 14,256.47 : x
  2. Step 2: Convert to fraction form
    25,587.43/35,308.13 = 14,256.47/x
  3. Step 3: Cross multiply
    25,587.43x = 35,308.13 × 14,256.47
  4. Step 4: Simplify right side
    25,587.43x = 503,369,313.09
  5. Step 5: Solve for x
    x = 503,369,313.09/25,587.43
  6. Step 6: Final answer
    x = 19,672.53

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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.