Home / 40,645.07-56,109.02-23,643.12

Finding the Fourth Proportional to 40,645.07, 56,109.02 and 23,643.12

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Solution

The fourth proportional to 40,645.07, 56,109.02 and 23,643.12 is: 32,638.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,645.07 : 56,109.02 = 23,643.12 : x
  2. Step 2: Convert to fraction form
    40,645.07/56,109.02 = 23,643.12/x
  3. Step 3: Cross multiply
    40,645.07x = 56,109.02 × 23,643.12
  4. Step 4: Simplify right side
    40,645.07x = 1,326,592,292.94
  5. Step 5: Solve for x
    x = 1,326,592,292.94/40,645.07
  6. Step 6: Final answer
    x = 32,638.46

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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.