Home / 25,665.37-35,417.34-14,334.77

Finding the Fourth Proportional to 25,665.37, 35,417.34 and 14,334.77

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Solution

The fourth proportional to 25,665.37, 35,417.34 and 14,334.77 is: 19,781.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,665.37 : 35,417.34 = 14,334.77 : x
  2. Step 2: Convert to fraction form
    25,665.37/35,417.34 = 14,334.77/x
  3. Step 3: Cross multiply
    25,665.37x = 35,417.34 × 14,334.77
  4. Step 4: Simplify right side
    25,665.37x = 507,699,422.91
  5. Step 5: Solve for x
    x = 507,699,422.91/25,665.37
  6. Step 6: Final answer
    x = 19,781.50

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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.