Home / 15,678.06-23,509.53-9,106.26

Finding the Fourth Proportional to 15,678.06, 23,509.53 and 9,106.26

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Solution

The fourth proportional to 15,678.06, 23,509.53 and 9,106.26 is: 13,655.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,678.06 : 23,509.53 = 9,106.26 : x
  2. Step 2: Convert to fraction form
    15,678.06/23,509.53 = 9,106.26/x
  3. Step 3: Cross multiply
    15,678.06x = 23,509.53 × 9,106.26
  4. Step 4: Simplify right side
    15,678.06x = 214,083,892.66
  5. Step 5: Solve for x
    x = 214,083,892.66/15,678.06
  6. Step 6: Final answer
    x = 13,655.00

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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.