Home / 39,427.99-54,402.48-22,657.75

Finding the Fourth Proportional to 39,427.99, 54,402.48 and 22,657.75

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Solution

The fourth proportional to 39,427.99, 54,402.48 and 22,657.75 is: 31,263.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,427.99 : 54,402.48 = 22,657.75 : x
  2. Step 2: Convert to fraction form
    39,427.99/54,402.48 = 22,657.75/x
  3. Step 3: Cross multiply
    39,427.99x = 54,402.48 × 22,657.75
  4. Step 4: Simplify right side
    39,427.99x = 1,232,637,655.21
  5. Step 5: Solve for x
    x = 1,232,637,655.21/39,427.99
  6. Step 6: Final answer
    x = 31,263.01

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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.