Home / 14,058.02-21,090.30-7,482.68

Finding the Fourth Proportional to 14,058.02, 21,090.30 and 7,482.68

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Solution

The fourth proportional to 14,058.02, 21,090.30 and 7,482.68 is: 11,225.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.02 : 21,090.30 = 7,482.68 : x
  2. Step 2: Convert to fraction form
    14,058.02/21,090.30 = 7,482.68/x
  3. Step 3: Cross multiply
    14,058.02x = 21,090.30 × 7,482.68
  4. Step 4: Simplify right side
    14,058.02x = 157,811,966.00
  5. Step 5: Solve for x
    x = 157,811,966.00/14,058.02
  6. Step 6: Final answer
    x = 11,225.76

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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.