Home / 30,400.02-45,607.05-9,623.52

Finding the Fourth Proportional to 30,400.02, 45,607.05 and 9,623.52

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Solution

The fourth proportional to 30,400.02, 45,607.05 and 9,623.52 is: 14,437.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,400.02 : 45,607.05 = 9,623.52 : x
  2. Step 2: Convert to fraction form
    30,400.02/45,607.05 = 9,623.52/x
  3. Step 3: Cross multiply
    30,400.02x = 45,607.05 × 9,623.52
  4. Step 4: Simplify right side
    30,400.02x = 438,900,357.82
  5. Step 5: Solve for x
    x = 438,900,357.82/30,400.02
  6. Step 6: Final answer
    x = 14,437.50

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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.