Home / 35,666.19-53,506.58-12,289.59

Finding the Fourth Proportional to 35,666.19, 53,506.58 and 12,289.59

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Solution

The fourth proportional to 35,666.19, 53,506.58 and 12,289.59 is: 18,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,666.19 : 53,506.58 = 12,289.59 : x
  2. Step 2: Convert to fraction form
    35,666.19/53,506.58 = 12,289.59/x
  3. Step 3: Cross multiply
    35,666.19x = 53,506.58 × 12,289.59
  4. Step 4: Simplify right side
    35,666.19x = 657,573,869.05
  5. Step 5: Solve for x
    x = 657,573,869.05/35,666.19
  6. Step 6: Final answer
    x = 18,436.90

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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.