Home / 15,384.40-23,062.74-5,521.35

Finding the Fourth Proportional to 15,384.40, 23,062.74 and 5,521.35

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Solution

The fourth proportional to 15,384.40, 23,062.74 and 5,521.35 is: 8,277.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,384.40 : 23,062.74 = 5,521.35 : x
  2. Step 2: Convert to fraction form
    15,384.40/23,062.74 = 5,521.35/x
  3. Step 3: Cross multiply
    15,384.40x = 23,062.74 × 5,521.35
  4. Step 4: Simplify right side
    15,384.40x = 127,337,459.50
  5. Step 5: Solve for x
    x = 127,337,459.50/15,384.40
  6. Step 6: Final answer
    x = 8,277.05

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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.