Home / 38,897.02-58,345.80-12,602.80

Finding the Fourth Proportional to 38,897.02, 58,345.80 and 12,602.80

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Solution

The fourth proportional to 38,897.02, 58,345.80 and 12,602.80 is: 18,904.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,897.02 : 58,345.80 = 12,602.80 : x
  2. Step 2: Convert to fraction form
    38,897.02/58,345.80 = 12,602.80/x
  3. Step 3: Cross multiply
    38,897.02x = 58,345.80 × 12,602.80
  4. Step 4: Simplify right side
    38,897.02x = 735,320,448.24
  5. Step 5: Solve for x
    x = 735,320,448.24/38,897.02
  6. Step 6: Final answer
    x = 18,904.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.