Home / 38,034.85-52,484.06-21,036.40

Finding the Fourth Proportional to 38,034.85, 52,484.06 and 21,036.40

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Solution

The fourth proportional to 38,034.85, 52,484.06 and 21,036.40 is: 29,027.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,034.85 : 52,484.06 = 21,036.40 : x
  2. Step 2: Convert to fraction form
    38,034.85/52,484.06 = 21,036.40/x
  3. Step 3: Cross multiply
    38,034.85x = 52,484.06 × 21,036.40
  4. Step 4: Simplify right side
    38,034.85x = 1,104,075,312.18
  5. Step 5: Solve for x
    x = 1,104,075,312.18/38,034.85
  6. Step 6: Final answer
    x = 29,027.99

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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.