Home / 38,065.04-57,100.95-9,985.01

Finding the Fourth Proportional to 38,065.04, 57,100.95 and 9,985.01

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Solution

The fourth proportional to 38,065.04, 57,100.95 and 9,985.01 is: 14,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,065.04 : 57,100.95 = 9,985.01 : x
  2. Step 2: Convert to fraction form
    38,065.04/57,100.95 = 9,985.01/x
  3. Step 3: Cross multiply
    38,065.04x = 57,100.95 × 9,985.01
  4. Step 4: Simplify right side
    38,065.04x = 570,153,271.25
  5. Step 5: Solve for x
    x = 570,153,271.25/38,065.04
  6. Step 6: Final answer
    x = 14,978.40

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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.