Home / 16,378.94-22,603.01-9,573.35

Finding the Fourth Proportional to 16,378.94, 22,603.01 and 9,573.35

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Solution

The fourth proportional to 16,378.94, 22,603.01 and 9,573.35 is: 13,211.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,378.94 : 22,603.01 = 9,573.35 : x
  2. Step 2: Convert to fraction form
    16,378.94/22,603.01 = 9,573.35/x
  3. Step 3: Cross multiply
    16,378.94x = 22,603.01 × 9,573.35
  4. Step 4: Simplify right side
    16,378.94x = 216,386,364.90
  5. Step 5: Solve for x
    x = 216,386,364.90/16,378.94
  6. Step 6: Final answer
    x = 13,211.26

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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.