Home / 53,812.02-74,256.90-29,937.80

Finding the Fourth Proportional to 53,812.02, 74,256.90 and 29,937.80

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Solution

The fourth proportional to 53,812.02, 74,256.90 and 29,937.80 is: 41,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,812.02 : 74,256.90 = 29,937.80 : x
  2. Step 2: Convert to fraction form
    53,812.02/74,256.90 = 29,937.80/x
  3. Step 3: Cross multiply
    53,812.02x = 74,256.90 × 29,937.80
  4. Step 4: Simplify right side
    53,812.02x = 2,223,088,220.82
  5. Step 5: Solve for x
    x = 2,223,088,220.82/53,812.02
  6. Step 6: Final answer
    x = 41,312.11

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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.