Home / 32,837.09-45,312.48-19,408.91

Finding the Fourth Proportional to 32,837.09, 45,312.48 and 19,408.91

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Solution

The fourth proportional to 32,837.09, 45,312.48 and 19,408.91 is: 26,782.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,837.09 : 45,312.48 = 19,408.91 : x
  2. Step 2: Convert to fraction form
    32,837.09/45,312.48 = 19,408.91/x
  3. Step 3: Cross multiply
    32,837.09x = 45,312.48 × 19,408.91
  4. Step 4: Simplify right side
    32,837.09x = 879,465,619.63
  5. Step 5: Solve for x
    x = 879,465,619.63/32,837.09
  6. Step 6: Final answer
    x = 26,782.69

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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.