Home / 30,657.02-45,970.47-13,795.25

Finding the Fourth Proportional to 30,657.02, 45,970.47 and 13,795.25

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Solution

The fourth proportional to 30,657.02, 45,970.47 and 13,795.25 is: 20,686.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,657.02 : 45,970.47 = 13,795.25 : x
  2. Step 2: Convert to fraction form
    30,657.02/45,970.47 = 13,795.25/x
  3. Step 3: Cross multiply
    30,657.02x = 45,970.47 × 13,795.25
  4. Step 4: Simplify right side
    30,657.02x = 634,173,896.42
  5. Step 5: Solve for x
    x = 634,173,896.42/30,657.02
  6. Step 6: Final answer
    x = 20,686.09

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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.