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Finding the Fourth Proportional to 35,955.47, 53,914.21 and 15,956.28

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Solution

The fourth proportional to 35,955.47, 53,914.21 and 15,956.28 is: 23,925.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,955.47 : 53,914.21 = 15,956.28 : x
  2. Step 2: Convert to fraction form
    35,955.47/53,914.21 = 15,956.28/x
  3. Step 3: Cross multiply
    35,955.47x = 53,914.21 × 15,956.28
  4. Step 4: Simplify right side
    35,955.47x = 860,270,230.74
  5. Step 5: Solve for x
    x = 860,270,230.74/35,955.47
  6. Step 6: Final answer
    x = 23,925.99

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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.