Home / 65,660.01-98,465.23-21,274.84

Finding the Fourth Proportional to 65,660.01, 98,465.23 and 21,274.84

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Solution

The fourth proportional to 65,660.01, 98,465.23 and 21,274.84 is: 31,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,660.01 : 98,465.23 = 21,274.84 : x
  2. Step 2: Convert to fraction form
    65,660.01/98,465.23 = 21,274.84/x
  3. Step 3: Cross multiply
    65,660.01x = 98,465.23 × 21,274.84
  4. Step 4: Simplify right side
    65,660.01x = 2,094,832,013.81
  5. Step 5: Solve for x
    x = 2,094,832,013.81/65,660.01
  6. Step 6: Final answer
    x = 31,904.23

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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.