Home / 15,407.18-23,075.38-9,784.44

Finding the Fourth Proportional to 15,407.18, 23,075.38 and 9,784.44

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Solution

The fourth proportional to 15,407.18, 23,075.38 and 9,784.44 is: 14,654.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,407.18 : 23,075.38 = 9,784.44 : x
  2. Step 2: Convert to fraction form
    15,407.18/23,075.38 = 9,784.44/x
  3. Step 3: Cross multiply
    15,407.18x = 23,075.38 × 9,784.44
  4. Step 4: Simplify right side
    15,407.18x = 225,779,646.63
  5. Step 5: Solve for x
    x = 225,779,646.63/15,407.18
  6. Step 6: Final answer
    x = 14,654.18

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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.