Home / 39,838.12-54,973.50-22,842.16

Finding the Fourth Proportional to 39,838.12, 54,973.50 and 22,842.16

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Solution

The fourth proportional to 39,838.12, 54,973.50 and 22,842.16 is: 31,520.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,838.12 : 54,973.50 = 22,842.16 : x
  2. Step 2: Convert to fraction form
    39,838.12/54,973.50 = 22,842.16/x
  3. Step 3: Cross multiply
    39,838.12x = 54,973.50 × 22,842.16
  4. Step 4: Simplify right side
    39,838.12x = 1,255,713,482.76
  5. Step 5: Solve for x
    x = 1,255,713,482.76/39,838.12
  6. Step 6: Final answer
    x = 31,520.40

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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.