Home / 29,412.16-40,572.48-18,637.24

Finding the Fourth Proportional to 29,412.16, 40,572.48 and 18,637.24

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Solution

The fourth proportional to 29,412.16, 40,572.48 and 18,637.24 is: 25,709.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,412.16 : 40,572.48 = 18,637.24 : x
  2. Step 2: Convert to fraction form
    29,412.16/40,572.48 = 18,637.24/x
  3. Step 3: Cross multiply
    29,412.16x = 40,572.48 × 18,637.24
  4. Step 4: Simplify right side
    29,412.16x = 756,159,047.16
  5. Step 5: Solve for x
    x = 756,159,047.16/29,412.16
  6. Step 6: Final answer
    x = 25,709.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.