Home / 40,530.05-55,931.26-23,538.47

Finding the Fourth Proportional to 40,530.05, 55,931.26 and 23,538.47

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Solution

The fourth proportional to 40,530.05, 55,931.26 and 23,538.47 is: 32,482.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,530.05 : 55,931.26 = 23,538.47 : x
  2. Step 2: Convert to fraction form
    40,530.05/55,931.26 = 23,538.47/x
  3. Step 3: Cross multiply
    40,530.05x = 55,931.26 × 23,538.47
  4. Step 4: Simplify right side
    40,530.05x = 1,316,536,305.82
  5. Step 5: Solve for x
    x = 1,316,536,305.82/40,530.05
  6. Step 6: Final answer
    x = 32,482.96

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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.