Home / 26,316.53-39,490.35-9,688.25

Finding the Fourth Proportional to 26,316.53, 39,490.35 and 9,688.25

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Solution

The fourth proportional to 26,316.53, 39,490.35 and 9,688.25 is: 14,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,316.53 : 39,490.35 = 9,688.25 : x
  2. Step 2: Convert to fraction form
    26,316.53/39,490.35 = 9,688.25/x
  3. Step 3: Cross multiply
    26,316.53x = 39,490.35 × 9,688.25
  4. Step 4: Simplify right side
    26,316.53x = 382,592,185.94
  5. Step 5: Solve for x
    x = 382,592,185.94/26,316.53
  6. Step 6: Final answer
    x = 14,538.10

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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.