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Finding the Fourth Proportional to 53,066.76, 79,603.00 and 13,624.22

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Solution

The fourth proportional to 53,066.76, 79,603.00 and 13,624.22 is: 20,437.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,066.76 : 79,603.00 = 13,624.22 : x
  2. Step 2: Convert to fraction form
    53,066.76/79,603.00 = 13,624.22/x
  3. Step 3: Cross multiply
    53,066.76x = 79,603.00 × 13,624.22
  4. Step 4: Simplify right side
    53,066.76x = 1,084,528,352.58
  5. Step 5: Solve for x
    x = 1,084,528,352.58/53,066.76
  6. Step 6: Final answer
    x = 20,437.06

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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.