Home / 48,005.07-66,258.86-29,157.99

Finding the Fourth Proportional to 48,005.07, 66,258.86 and 29,157.99

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Solution

The fourth proportional to 48,005.07, 66,258.86 and 29,157.99 is: 40,245.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,005.07 : 66,258.86 = 29,157.99 : x
  2. Step 2: Convert to fraction form
    48,005.07/66,258.86 = 29,157.99/x
  3. Step 3: Cross multiply
    48,005.07x = 66,258.86 × 29,157.99
  4. Step 4: Simplify right side
    48,005.07x = 1,931,975,031.50
  5. Step 5: Solve for x
    x = 1,931,975,031.50/48,005.07
  6. Step 6: Final answer
    x = 40,245.23

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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.