Home / 39,663.61-59,495.62-13,368.58

Finding the Fourth Proportional to 39,663.61, 59,495.62 and 13,368.58

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Solution

The fourth proportional to 39,663.61, 59,495.62 and 13,368.58 is: 20,052.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,663.61 : 59,495.62 = 13,368.58 : x
  2. Step 2: Convert to fraction form
    39,663.61/59,495.62 = 13,368.58/x
  3. Step 3: Cross multiply
    39,663.61x = 59,495.62 × 13,368.58
  4. Step 4: Simplify right side
    39,663.61x = 795,371,955.62
  5. Step 5: Solve for x
    x = 795,371,955.62/39,663.61
  6. Step 6: Final answer
    x = 20,052.94

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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.