Home / 35,031.60-48,344.31-19,116.72

Finding the Fourth Proportional to 35,031.60, 48,344.31 and 19,116.72

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Solution

The fourth proportional to 35,031.60, 48,344.31 and 19,116.72 is: 26,381.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,031.60 : 48,344.31 = 19,116.72 : x
  2. Step 2: Convert to fraction form
    35,031.60/48,344.31 = 19,116.72/x
  3. Step 3: Cross multiply
    35,031.60x = 48,344.31 × 19,116.72
  4. Step 4: Simplify right side
    35,031.60x = 924,184,637.86
  5. Step 5: Solve for x
    x = 924,184,637.86/35,031.60
  6. Step 6: Final answer
    x = 26,381.46

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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.