Home / 38,632.02-53,307.76-21,633.90

Finding the Fourth Proportional to 38,632.02, 53,307.76 and 21,633.90

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Solution

The fourth proportional to 38,632.02, 53,307.76 and 21,633.90 is: 29,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,632.02 : 53,307.76 = 21,633.90 : x
  2. Step 2: Convert to fraction form
    38,632.02/53,307.76 = 21,633.90/x
  3. Step 3: Cross multiply
    38,632.02x = 53,307.76 × 21,633.90
  4. Step 4: Simplify right side
    38,632.02x = 1,153,254,749.06
  5. Step 5: Solve for x
    x = 1,153,254,749.06/38,632.02
  6. Step 6: Final answer
    x = 29,852.30

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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.