Home / 15,407.05-23,075.19-9,784.32

Finding the Fourth Proportional to 15,407.05, 23,075.19 and 9,784.32

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Solution

The fourth proportional to 15,407.05, 23,075.19 and 9,784.32 is: 14,654.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,407.05 : 23,075.19 = 9,784.32 : x
  2. Step 2: Convert to fraction form
    15,407.05/23,075.19 = 9,784.32/x
  3. Step 3: Cross multiply
    15,407.05x = 23,075.19 × 9,784.32
  4. Step 4: Simplify right side
    15,407.05x = 225,775,043.02
  5. Step 5: Solve for x
    x = 225,775,043.02/15,407.05
  6. Step 6: Final answer
    x = 14,654.01

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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.