Home / 35,088.24-48,421.74-18,955.55

Finding the Fourth Proportional to 35,088.24, 48,421.74 and 18,955.55

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Solution

The fourth proportional to 35,088.24, 48,421.74 and 18,955.55 is: 26,158.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,088.24 : 48,421.74 = 18,955.55 : x
  2. Step 2: Convert to fraction form
    35,088.24/48,421.74 = 18,955.55/x
  3. Step 3: Cross multiply
    35,088.24x = 48,421.74 × 18,955.55
  4. Step 4: Simplify right side
    35,088.24x = 917,860,713.66
  5. Step 5: Solve for x
    x = 917,860,713.66/35,088.24
  6. Step 6: Final answer
    x = 26,158.64

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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.