Home / 39,020.88-53,848.96-22,025.28

Finding the Fourth Proportional to 39,020.88, 53,848.96 and 22,025.28

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Solution

The fourth proportional to 39,020.88, 53,848.96 and 22,025.28 is: 30,394.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020.88 : 53,848.96 = 22,025.28 : x
  2. Step 2: Convert to fraction form
    39,020.88/53,848.96 = 22,025.28/x
  3. Step 3: Cross multiply
    39,020.88x = 53,848.96 × 22,025.28
  4. Step 4: Simplify right side
    39,020.88x = 1,186,038,421.71
  5. Step 5: Solve for x
    x = 1,186,038,421.71/39,020.88
  6. Step 6: Final answer
    x = 30,394.97

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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.