Home / 32,445.90-48,605.74-21,319.07

Finding the Fourth Proportional to 32,445.90, 48,605.74 and 21,319.07

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Solution

The fourth proportional to 32,445.90, 48,605.74 and 21,319.07 is: 31,937.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,445.90 : 48,605.74 = 21,319.07 : x
  2. Step 2: Convert to fraction form
    32,445.90/48,605.74 = 21,319.07/x
  3. Step 3: Cross multiply
    32,445.90x = 48,605.74 × 21,319.07
  4. Step 4: Simplify right side
    32,445.90x = 1,036,228,877.14
  5. Step 5: Solve for x
    x = 1,036,228,877.14/32,445.90
  6. Step 6: Final answer
    x = 31,937.13

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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.