Home / 38,075.24-52,543.95-20,612.56

Finding the Fourth Proportional to 38,075.24, 52,543.95 and 20,612.56

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Solution

The fourth proportional to 38,075.24, 52,543.95 and 20,612.56 is: 28,445.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,075.24 : 52,543.95 = 20,612.56 : x
  2. Step 2: Convert to fraction form
    38,075.24/52,543.95 = 20,612.56/x
  3. Step 3: Cross multiply
    38,075.24x = 52,543.95 × 20,612.56
  4. Step 4: Simplify right side
    38,075.24x = 1,083,065,322.01
  5. Step 5: Solve for x
    x = 1,083,065,322.01/38,075.24
  6. Step 6: Final answer
    x = 28,445.40

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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.