Home / 42,993.48-64,494.24-14,909.16

Finding the Fourth Proportional to 42,993.48, 64,494.24 and 14,909.16

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Solution

The fourth proportional to 42,993.48, 64,494.24 and 14,909.16 is: 22,365.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,993.48 : 64,494.24 = 14,909.16 : x
  2. Step 2: Convert to fraction form
    42,993.48/64,494.24 = 14,909.16/x
  3. Step 3: Cross multiply
    42,993.48x = 64,494.24 × 14,909.16
  4. Step 4: Simplify right side
    42,993.48x = 961,554,943.24
  5. Step 5: Solve for x
    x = 961,554,943.24/42,993.48
  6. Step 6: Final answer
    x = 22,365.13

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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.