Home / 27,075.32-37,366.02-15,139.16

Finding the Fourth Proportional to 27,075.32, 37,366.02 and 15,139.16

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Solution

The fourth proportional to 27,075.32, 37,366.02 and 15,139.16 is: 20,893.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,075.32 : 37,366.02 = 15,139.16 : x
  2. Step 2: Convert to fraction form
    27,075.32/37,366.02 = 15,139.16/x
  3. Step 3: Cross multiply
    27,075.32x = 37,366.02 × 15,139.16
  4. Step 4: Simplify right side
    27,075.32x = 565,690,155.34
  5. Step 5: Solve for x
    x = 565,690,155.34/27,075.32
  6. Step 6: Final answer
    x = 20,893.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.