Home / 35,392.16-53,088.65-12,020.42

Finding the Fourth Proportional to 35,392.16, 53,088.65 and 12,020.42

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Solution

The fourth proportional to 35,392.16, 53,088.65 and 12,020.42 is: 18,030.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,392.16 : 53,088.65 = 12,020.42 : x
  2. Step 2: Convert to fraction form
    35,392.16/53,088.65 = 12,020.42/x
  3. Step 3: Cross multiply
    35,392.16x = 53,088.65 × 12,020.42
  4. Step 4: Simplify right side
    35,392.16x = 638,147,634.84
  5. Step 5: Solve for x
    x = 638,147,634.84/35,392.16
  6. Step 6: Final answer
    x = 18,030.77

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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.