Home / 25,931.14-35,784.64-14,446.05

Finding the Fourth Proportional to 25,931.14, 35,784.64 and 14,446.05

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Solution

The fourth proportional to 25,931.14, 35,784.64 and 14,446.05 is: 19,935.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,931.14 : 35,784.64 = 14,446.05 : x
  2. Step 2: Convert to fraction form
    25,931.14/35,784.64 = 14,446.05/x
  3. Step 3: Cross multiply
    25,931.14x = 35,784.64 × 14,446.05
  4. Step 4: Simplify right side
    25,931.14x = 516,946,501.28
  5. Step 5: Solve for x
    x = 516,946,501.28/25,931.14
  6. Step 6: Final answer
    x = 19,935.36

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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.