Home / 39,070.74-53,916.50-22,937.78

Finding the Fourth Proportional to 39,070.74, 53,916.50 and 22,937.78

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Solution

The fourth proportional to 39,070.74, 53,916.50 and 22,937.78 is: 31,653.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,070.74 : 53,916.50 = 22,937.78 : x
  2. Step 2: Convert to fraction form
    39,070.74/53,916.50 = 22,937.78/x
  3. Step 3: Cross multiply
    39,070.74x = 53,916.50 × 22,937.78
  4. Step 4: Simplify right side
    39,070.74x = 1,236,725,007.51
  5. Step 5: Solve for x
    x = 1,236,725,007.51/39,070.74
  6. Step 6: Final answer
    x = 31,653.48

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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.