Home / 40,784.64-56,316-33,232.08

Finding the Fourth Proportional to 40,784.64, 56,316 and 33,232.08

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Solution

The fourth proportional to 40,784.64, 56,316 and 33,232.08 is: 45,887.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,784.64 : 56,316 = 33,232.08 : x
  2. Step 2: Convert to fraction form
    40,784.64/56,316 = 33,232.08/x
  3. Step 3: Cross multiply
    40,784.64x = 56,316 × 33,232.08
  4. Step 4: Simplify right side
    40,784.64x = 1,871,497,817.28
  5. Step 5: Solve for x
    x = 1,871,497,817.28/40,784.64
  6. Step 6: Final answer
    x = 45,887.32

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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.