Home / 27,485.04-37,928.88-14,909.52

Finding the Fourth Proportional to 27,485.04, 37,928.88 and 14,909.52

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Solution

The fourth proportional to 27,485.04, 37,928.88 and 14,909.52 is: 20,574.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,485.04 : 37,928.88 = 14,909.52 : x
  2. Step 2: Convert to fraction form
    27,485.04/37,928.88 = 14,909.52/x
  3. Step 3: Cross multiply
    27,485.04x = 37,928.88 × 14,909.52
  4. Step 4: Simplify right side
    27,485.04x = 565,501,394.94
  5. Step 5: Solve for x
    x = 565,501,394.94/27,485.04
  6. Step 6: Final answer
    x = 20,574.88

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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.