Home / 38,208.16-52,727.12-21,441.12

Finding the Fourth Proportional to 38,208.16, 52,727.12 and 21,441.12

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Solution

The fourth proportional to 38,208.16, 52,727.12 and 21,441.12 is: 29,588.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,208.16 : 52,727.12 = 21,441.12 : x
  2. Step 2: Convert to fraction form
    38,208.16/52,727.12 = 21,441.12/x
  3. Step 3: Cross multiply
    38,208.16x = 52,727.12 × 21,441.12
  4. Step 4: Simplify right side
    38,208.16x = 1,130,528,507.17
  5. Step 5: Solve for x
    x = 1,130,528,507.17/38,208.16
  6. Step 6: Final answer
    x = 29,588.67

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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.