Home / 32,457.51-48,686.67-12,745.35

Finding the Fourth Proportional to 32,457.51, 48,686.67 and 12,745.35

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Solution

The fourth proportional to 32,457.51, 48,686.67 and 12,745.35 is: 19,118.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,457.51 : 48,686.67 = 12,745.35 : x
  2. Step 2: Convert to fraction form
    32,457.51/48,686.67 = 12,745.35/x
  3. Step 3: Cross multiply
    32,457.51x = 48,686.67 × 12,745.35
  4. Step 4: Simplify right side
    32,457.51x = 620,528,649.48
  5. Step 5: Solve for x
    x = 620,528,649.48/32,457.51
  6. Step 6: Final answer
    x = 19,118.18

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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.