Home / 15,894.08-23,840.84-6,538.40

Finding the Fourth Proportional to 15,894.08, 23,840.84 and 6,538.40

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Solution

The fourth proportional to 15,894.08, 23,840.84 and 6,538.40 is: 9,807.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,894.08 : 23,840.84 = 6,538.40 : x
  2. Step 2: Convert to fraction form
    15,894.08/23,840.84 = 6,538.40/x
  3. Step 3: Cross multiply
    15,894.08x = 23,840.84 × 6,538.40
  4. Step 4: Simplify right side
    15,894.08x = 155,880,948.26
  5. Step 5: Solve for x
    x = 155,880,948.26/15,894.08
  6. Step 6: Final answer
    x = 9,807.48

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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.