Home / 29,294.48-40,445.04-19,240.72

Finding the Fourth Proportional to 29,294.48, 40,445.04 and 19,240.72

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Solution

The fourth proportional to 29,294.48, 40,445.04 and 19,240.72 is: 26,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,294.48 : 40,445.04 = 19,240.72 : x
  2. Step 2: Convert to fraction form
    29,294.48/40,445.04 = 19,240.72/x
  3. Step 3: Cross multiply
    29,294.48x = 40,445.04 × 19,240.72
  4. Step 4: Simplify right side
    29,294.48x = 778,191,690.03
  5. Step 5: Solve for x
    x = 778,191,690.03/29,294.48
  6. Step 6: Final answer
    x = 26,564.45

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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.