Home / 53,041.47-79,560.16-17,981.13

Finding the Fourth Proportional to 53,041.47, 79,560.16 and 17,981.13

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Solution

The fourth proportional to 53,041.47, 79,560.16 and 17,981.13 is: 26,971.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,041.47 : 79,560.16 = 17,981.13 : x
  2. Step 2: Convert to fraction form
    53,041.47/79,560.16 = 17,981.13/x
  3. Step 3: Cross multiply
    53,041.47x = 79,560.16 × 17,981.13
  4. Step 4: Simplify right side
    53,041.47x = 1,430,581,235.84
  5. Step 5: Solve for x
    x = 1,430,581,235.84/53,041.47
  6. Step 6: Final answer
    x = 26,971.00

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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.