Home / 35,436.79-53,157.12-14,373.70

Finding the Fourth Proportional to 35,436.79, 53,157.12 and 14,373.70

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Solution

The fourth proportional to 35,436.79, 53,157.12 and 14,373.70 is: 21,561.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,436.79 : 53,157.12 = 14,373.70 : x
  2. Step 2: Convert to fraction form
    35,436.79/53,157.12 = 14,373.70/x
  3. Step 3: Cross multiply
    35,436.79x = 53,157.12 × 14,373.70
  4. Step 4: Simplify right side
    35,436.79x = 764,064,495.74
  5. Step 5: Solve for x
    x = 764,064,495.74/35,436.79
  6. Step 6: Final answer
    x = 21,561.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.