Home / 40,979.79-56,528.55-25,867.08

Finding the Fourth Proportional to 40,979.79, 56,528.55 and 25,867.08

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Solution

The fourth proportional to 40,979.79, 56,528.55 and 25,867.08 is: 35,681.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,979.79 : 56,528.55 = 25,867.08 : x
  2. Step 2: Convert to fraction form
    40,979.79/56,528.55 = 25,867.08/x
  3. Step 3: Cross multiply
    40,979.79x = 56,528.55 × 25,867.08
  4. Step 4: Simplify right side
    40,979.79x = 1,462,228,525.13
  5. Step 5: Solve for x
    x = 1,462,228,525.13/40,979.79
  6. Step 6: Final answer
    x = 35,681.70

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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.