Home / 35,728.29-53,600.54-12,035.12

Finding the Fourth Proportional to 35,728.29, 53,600.54 and 12,035.12

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Solution

The fourth proportional to 35,728.29, 53,600.54 and 12,035.12 is: 18,055.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,728.29 : 53,600.54 = 12,035.12 : x
  2. Step 2: Convert to fraction form
    35,728.29/53,600.54 = 12,035.12/x
  3. Step 3: Cross multiply
    35,728.29x = 53,600.54 × 12,035.12
  4. Step 4: Simplify right side
    35,728.29x = 645,088,602.79
  5. Step 5: Solve for x
    x = 645,088,602.79/35,728.29
  6. Step 6: Final answer
    x = 18,055.40

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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.