Home / 15,409.47-23,116.59-4,877.01

Finding the Fourth Proportional to 15,409.47, 23,116.59 and 4,877.01

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Solution

The fourth proportional to 15,409.47, 23,116.59 and 4,877.01 is: 7,316.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,409.47 : 23,116.59 = 4,877.01 : x
  2. Step 2: Convert to fraction form
    15,409.47/23,116.59 = 4,877.01/x
  3. Step 3: Cross multiply
    15,409.47x = 23,116.59 × 4,877.01
  4. Step 4: Simplify right side
    15,409.47x = 112,739,840.60
  5. Step 5: Solve for x
    x = 112,739,840.60/15,409.47
  6. Step 6: Final answer
    x = 7,316.27

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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.