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Finding the Fourth Proportional to 35,307.84, 52,955.91 and 11,615.68

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Solution

The fourth proportional to 35,307.84, 52,955.91 and 11,615.68 is: 17,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,307.84 : 52,955.91 = 11,615.68 : x
  2. Step 2: Convert to fraction form
    35,307.84/52,955.91 = 11,615.68/x
  3. Step 3: Cross multiply
    35,307.84x = 52,955.91 × 11,615.68
  4. Step 4: Simplify right side
    35,307.84x = 615,118,904.67
  5. Step 5: Solve for x
    x = 615,118,904.67/35,307.84
  6. Step 6: Final answer
    x = 17,421.60

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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.