Home / 39,030.08-53,860.28-23,114.68

Finding the Fourth Proportional to 39,030.08, 53,860.28 and 23,114.68

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Solution

The fourth proportional to 39,030.08, 53,860.28 and 23,114.68 is: 31,897.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,030.08 : 53,860.28 = 23,114.68 : x
  2. Step 2: Convert to fraction form
    39,030.08/53,860.28 = 23,114.68/x
  3. Step 3: Cross multiply
    39,030.08x = 53,860.28 × 23,114.68
  4. Step 4: Simplify right side
    39,030.08x = 1,244,963,136.91
  5. Step 5: Solve for x
    x = 1,244,963,136.91/39,030.08
  6. Step 6: Final answer
    x = 31,897.53

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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.